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ITS JUST YES OR NO for the function

An equation for the profit function is expressed as; h(x) = 0.19x + b

The parameters in the given problem are;

Amount of profit made so far this year = $18500

The revenue from now through the end of the year = $x

Percentage profit for the rest of the year = 19%

Since profit made so far is $18500, then that will be regarded as the y-intercept from the linear equation form;

y = mx + b

Now, 19% profit will be regarded as the slope. Thus, the equation for the function is;

h(x) = 0.19x + b

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B. II only. This initializes an 8 X 10 matrix with integer values that are perfect squares by looping through the rows and columns of the matrix and setting each element equal to the row number multiplied by itself.

II initializes an 8 X 10 matrix with integer values that are perfect squares. The initialization starts by declaring the matrix with the line int [][] mat = new int [8][10]; which creates the 8 X 10 matrix. The next step is to use a nested for loop to loop through the rows and columns of the matrix. The first loop, for(int r=0; r<mat.length; r++), begins by setting an integer variable r to 0 and looping through all of the rows in the matrix. The second loop, for(int c=0; c<mat[r].length; c++), begins by setting an integer variable c to 0 and looping through all of the columns in the matrix. Finally, the last line, mat[r][c] = r*r;, sets each element of the matrix equal to the row number multiplied by itself. This ensures that the values in the matrix are all perfect squares.

The complete question : Which of the following initializes an 8 X 10 matrix with integer values that are perfect squares? (0 is a perfect square.)

I. int [][] mat = new int [8][10];

II. int [][] mat = new int [8][10];

for (int r=0; r<mat.length; r++){

for(int c=0; c<mat[r].length; c++){

mat[r][c] = r*r; }}

III. int [][] mat = new int [8][10];

for (int c=0; c<mat[r].length; c++){

for(int r=0; r<mat.length; r++){

mat[r][c] = c*c; }}

A. I only

B. II only

C. III only

D. I and II

E. I, II, and III

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Principal amount in each account is $200 for Account A and $600 for Account B. Simple interest is most earned for Account B.

Simple interest is defined as the interest obtained over the principal amount on a certain rate.

Simple interest is calculated by the formula,

SI = P × r × t,

where P is the principal amount, r is the interest rate and t is the time in years.

Account A :

t = 6 months = 0.5 year

S.I = $3.30

r = 3.3% = 0.033

Substituting in the formula,

3.30 = P × 0.033 × 0.5

P = 200

Principal amount in Account A is $200.

Simple interest earned in the first month = 200 × 0.033 × (1/12) = $0.55

Account B :

t = 30 months = 2.5 years

S.I = $37.50

r =  2.5% = 0.025

Substituting in the formula,

37.50 = P × 0.025 × 2.5

P = 600

Principal amount in Account B is $600.

Simple interest earned in the first month = 600 × 0.025 × (1/12) = $1.25

Account B earned more interest in the first month.

Hence Account B earned most interest in the first month with am amount of $1.25.

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Answer:

53.137 (sq.units).

Step-by-step explanation:

1. to draw red line in order to divide the given shape by two figures;

2. the required area consists of two: green - area of semicircle with radius r= 3 and blue  - area of trapezoid with bases 8 and 5 and height 6. Then

3. the required area is

A=A(semicircle)+A(trapezoid);

A≈0.5*3.1415*3²+0.5*(8+5)*6=0.5*(28,274+78)=53.137

Answer:

53.137 sq.units also its a explanation for this answer

Step-by-step explanation:

the sq.untits would be a 53.137 hope this helps!

The solution to the algebraic expression (2*3)*5 using a*b= a+b -2ab is; 68

Algebraic expressions are defined as the idea of expressing numbers using letters or alphabets without truly specifying their actual values. The basics of algebra taught us how to express an unknown value using letters such as a, b, c etc. These letters are usually referred to as variables.

We are given the format for the algebraic expression as;

a*b = a + b - 2ab

Thus, we can solve the expression (2*3)*5 as;

(2*3) = 2 + 3 - 2(2*3)

= -7

(-7 * 5) = -7 + 5 - 2(-7 * 5)

= -2 + 70

= 68

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The body surface area is given by the equation A = 1.6865 m²

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

It demonstrates the equality of the relationship between the expressions printed on the left and right sides.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.

Given data ,

Let the body surface area be represented as A

Now , the equation will be

A = ( HW / 3600 )^1/2

A = √( HW / 3600 )   be equation (1)

where H is the height in centimeters and W is the weight in kilograms

Now , the value of H = 160 cm

The value of W = 64 kg

Substituting the values in the equation , we get

A = √ [ ( 160 x 64 ) / 3600 ]

On simplifying the equation , we get

A = √ ( 10240/3600 )

A = √ ( 2.8444 )

A = 1.6865 m²

Therefore , the body surface area is 1.6865 m²

Hence , the equation is A = 1.6865 m²

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The solution of the indefinite integral ∫ sin x cos x dx is (1 / 2) · sin² x + C.

There are integrals that can be solved by means of algebraic substitutions, which simplifies the expression and allow a quicker solution. Now we proceed to find the solution. First, define algebraic subtitution:

u = sin x

du = cos x dx

Second, simplify the integral by formulae defined in the previous step:

∫ sin x cos x dx

∫ u du

Third, integrate the resulting expression:

(1 / 2) · u² + C, where C is the integration constant.

Fourth, reverse the algebraic substitution:

(1 / 2) · sin² x + C

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Answer:

Option D) 38.2

Solution

1) The square section

The side length of the square is 15m.

You can use Pythagoras's theorem to find the length of the diagonal:

Diagonal ^2 = (15m)^2 + (15m^2) = 450 m^2

=> Diagonal = √(450m^2) = 21.21m

2)  The small rectangle section

The sides of this rectangle are 23 - 15 = 8 m and 15 m

Now use the Pythagoras's theorem:

diagonal^2 = (8m)^2 + (15m)^2 = 289 m^2 =>

diagonal = √(289m^2) = 17 m

3) Then the sum of the lengths of the diagonals of the two sections  is 17m + 21.21 m = 38.21

Answer: 38.21 m

The length of the three missing sides in the rhombus are x=75,y=75,z=75

Rhombus is a parallelogram whose all sides are of equal lengths.

Its diagonals are perpendicular to each other and they cut each other in half( thus, they're perpendicular bisector of each other).

Its vertex angles are bisected by its diagonals.

The triangles on either side of the diagonals are isosceles and congruent.

Given;

One side of rhombus= 75

Now, as we know that all sides of rhombus are equal

x=y=z=75

Therefore, the sides of rhombus will be x=75,y=75,z=75.

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The triangles ∆ABC and ∆BMK are similar triangles, and ∆ABC ≅ ∆BMK. The perimeter of the quadrilateral ACKB is equal to 74 feet.

Similar triangles are two triangles that have the same shape, but not necessarily the same size. This means that corresponding angles of the two triangles are equal, and corresponding sides are in proportion.

We have that line AC of the triangle ∆ABC is parallel to line BK of the triangle ∆BMK and also line CB of the triangle ∆ABC is parallel to line KM of the triangle ∆BMK which implies that lines AB and BM are of equal distance. Given that B is the midpoint of AM. We can conclude that triangles ∆ABC and ∆BMK are similar triangles.

Since ∆ABC is an equilateral triangle, then all the sides of the quadrilateral ACKB are equal and its perimeter is calculated as:

18.5 feet × 4 sides of the quadrilateral = 74 feet.

In conclusion, the triangles ∆ABC and ∆BMK are similar triangles, and ∆ABC ≅ ∆BMK. The perimeter of the quadrilateral ACKB is equal to 74 feet.

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Answer:

A=587

B=-61

C=375

D=-375

Step-by-step explanation:

Answer: 2x-y=3

Step-by-step explanation: Search math w ay on the internet

Answer:

width of the flag is 440 feet and the length is 780 feet

Step-by-step explanation:

Let's call the width of the flag "w". Then the length of the flag can be represented as "w + 340".

The perimeter of the flag is the sum of all four sides, so we can write the following equation:

2w + 2(w + 340) = 2,440

Expanding the second term on the left side and simplifying:

2w + 2w + 680 = 2,440

4w + 680 = 2,440

Subtracting 680 from both sides:

4w = 1,760

Dividing both sides by 4:

w = 440

So the width of the flag is 440 feet and the length is 780 feet (440 + 340).

The minimum cost is $1500.

The vertex form of a quadratic function is f(x) = a(x – h)² + k, where a, h, and k are constants of the parabola is at (h, k).

Given:

y =1/30 x²-2x+1530

y= 1/30 x² - 2x + 1530

comparing the above equation with y ax²+ bx +c we get

a = 1/30

b = -2

c = 1530

Now, the the x coordinate of the vertex

h = -b/(2a)

h = -(-2)/(2x(1/30))

h = 2/(2/30)

h = (2/1) x (30/2)

h = (2 x 30)/(1 x 2)

h = 60/2

h = 30

So, The x coordinate of the vertex is 30.

Now, we plug in x = 30 to find the y coordinate of the vertex.

y =1/30 x²-2x+1530

y =1/30 (30)²-2(30)+1530

y =1/30 (900)-60+1530

y= 1500

Thus, the minimum cost is $1500

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Each piglet will receive 0.625 L of milk.

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets

Parenthesis

Exponents

Multiplication

Division

Addition

Subtraction

Left to Right

We have 8 piglets that only have 5 liters of milk to share in between them. We need to split the milk between the 8 piglets.

We can divide the amount of milk we have already by the amount of piglets total:

5 liters of milk ÷ 8 piglets

Evaluating this, we should get 0.625 L of milk per piglet, assuming we don't lose a single drop while splitting the milk.

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the Total weight of the container that kept figs is 1.6 kg.

The term "operation" in mathematics refers to the process of computing a value utilizing operands and a math operator. For the specified operands or integers, the math operator's symbol has predetermined rules that must be followed. In mathematics, there are five basic operations: addition, subtraction, multiplication, division, and modular forms.

Given, 80 figs are kept in a container. Each fig weighs 0.02 kg.

Since,

One fig is weighing  = 0.02 kg

So,

80 figs will weigh = 0.02 * 80

80 figs will weigh =  1.6 kg

Therefore, the Total weight of the container that kept figs is 1.6 kg.

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The volume of the solid formed by rotating the function f(x)=x about the x-axis from x=0 to x=1 is equal to the integral of the area of the cross-section of the solid from x=0 to x=1. The area of the cross-section is equal to the area of a circle with radius x, which is equal to πx. Thus, the volume of the solid is equal to the integral of πx from x=0 to x=1.

This integral can be solved using the formula for the area of a circle, which is equal to πr. Thus, the volume of the solid is equal to π∫x dx from x=0 to x=1. After solving the integral, the volume of the solid is equal to π/3. Thus, the volume of the solid formed by rotating the function f(x)=x about the x-axis from x=0 to x=1 is equal to 0.3333.

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Answer:

523.3

Step-by-step explanation:

memorize this formula:

V = 4/3 π r³, where V = volume and r = radius.

so v=4/3π *5³ =125*4/3π =523.3

The value of the functions are;

f(0) = 1

f(1) = 3

f(-1) = 4

A function can be described as a rule, law or expression explaining the relationship between two variables.

These variables are called;

From the information given, we have that;

F(x) = 2x + 1 when x is greater than or equal to zero

Also,

f(x) = -2x - 1 when x is less than zero

Then for f(0)

f(0) = 2(0) + 1

expand the bracket

f(0) = 1

For f(1) = 2(1) + 1

expand the bracket

f(1) = 3

f(-1) = -2(-1) + 1

expand the bracket

f(-1) = 4

Hence, the values are 1, 3 and 4

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The matrix equation for the given is [tex]\left[\begin{array}{cc}1&2\\3&4\end{array}\right] \left[\begin{array}{c}x1&x2\end{array}\right] = \left[\begin{array}{c}11&25\end{array}\right][/tex] and option B is the correct answer.

A matrix, sometimes known as matrices, is a rectangular array or table of letters, numbers, or other symbols organized in rows and columns that is used to represent a mathematical object or a characteristic of one.

Matrix representations of linear mappings without additional details enable explicit computations in linear algebra. As a result, a significant portion of linear algebra involves the study of matrices, and the majority of the characteristics and operations of abstract linear algebra may be described in terms of matrices.

The given equation is:

x1 + 2x₂ = 11

3x1 + 4x2 = 25

The equation is represented in matrix form as follows:

[tex]\left[\begin{array}{cc}1&2\\3&4\end{array}\right] \left[\begin{array}{c}x1&x2\end{array}\right] = \left[\begin{array}{c}11&25\end{array}\right][/tex]

Hence, the matrix equation for the given is [tex]\left[\begin{array}{cc}1&2\\3&4\end{array}\right] \left[\begin{array}{c}x1&x2\end{array}\right] = \left[\begin{array}{c}11&25\end{array}\right][/tex] and option B is the correct answer.

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Since the sum of the numbers selected must exceed 1, we know that n must be at least 1. Therefore, the expected value of X is finite and is equal to 2.

The expected value of the count of numbers that are selected can be found using the geometric distribution, since it models the number of trials until a success occurs.

Let X be the number of numbers that are selected until the sum of all numbers exceeds 1. Then X has a geometric distribution with parameter p, where p is the probability of success on each trial, i.e. the probability that the sum of all numbers selected does not exceed 1.

Since the numbers are selected uniformly over [0, 1], the probability of success on each trial is given by the area under the curve between 0 and 1 after the first number is selected.

On the first trial, the probability of success is 1. On the second trial, the probability of success is the area under the curve between 0 and (1 - the first number selected).

On the third trial, the probability of success is the area under the curve between 0 and (1 - the sum of the first two numbers selected), and so on.

The expected value of X can be found using the formula for the expected value of a geometric distribution:

E(X) = 1/p

Since the expected value of the sum of n independent and identically distributed uniform [0, 1] random variables is n/2, we can use this to find p:

E(X_1 + X_2 + ... + X_n) = n/2

where X_1, X_2, ..., X_n are the n numbers selected.

So, p = 1 / (1 + n/2).

Finally, we can substitute this into the formula for E(X) to find the expected value of X:

E(X) = 1 / (1 - n/2) = 2 / (2 - n)

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Nate is paid 16.50 dollars for each hour he works over 40.

We have that Nate's weekly pay is represented by the expression 16.50x + 24.75(a),

where x is the number of hours worked and a is a value such that 0 <= x <= 40.

We know that a mathematical expression is a finite combination of symbols that is well-formed according to rules that depend on the context.

If  x > 40, the pay for each additional hour worked is given by the rate of change of the expression, which has it at 16.50 dollars per hour.

We therefor ca conclude that Nate is paid 16.50 dollars for each hour he works over 40.

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The coordinates of the centroid of the given triangle can be found by using the midpoint formula to calculate the coordinates of points P, Q, and R, and then taking the average of the x-coordinates and y-coordinates of these points.

The centroid of a equilateral triangle can be found by drawing the medians of the triangle. The median of a triangle is a line segment connecting a vertex of the triangle to the midpoint of the opposite side. The three medians of an equilateral triangle intersect at the centroid. In this scenario, the centroid of the given triangle is point G.

The midpoints of the sides of the triangle are points D, E, and F. The midpoints of the medians of the triangle are points P, Q, and R. The coordinates of the points can be found using the midpoint formula. The midpoint formula states that the coordinates of the midpoint of a line segment is the average of the x-coordinates and the average of the y-coordinates of the endpoints of the line segment.

The coordinates of the centroid, G, can be found by taking the average of the x-coordinates and y-coordinates of the midpoints of the medians. The x-coordinate of G is the average of the x-coordinates of P,Q, and R, and the y-coordinate of G is the average of the y-coordinates of P,Q, and R.

Finally, the coordinates of the centroid of the given triangle can be found by using the midpoint formula to calculate the coordinates of points P, Q, and R, and then taking the average of the x-coordinates and y-coordinates of these points.

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Complete question:

What is the area of the square with vertices [tex]$d$, $p$, $q$[/tex] ?

(a) Probability(3 white) = (19/52) * (18/51) * (17/50) = 0.027

(b) P(3 white, 2 tan, 1 pink, 1 yellow, 2 green) = (19/52) * (18/51) * (17/50) * (10/49) * (9/48) * (7/47) * (5/46) * (6/45) * (6/44) = 0.00004

(a) The probability of selecting three white hearts is calculated by multiplying the probability of selecting each heart. The probability of selecting one white heart is 19/52. The probability of selecting two white hearts is 18/51, and the probability of selecting three white hearts is 17/50. When multiplied together, the overall probability is 0.027.

(b) The probability of selecting three white hearts, two tan hearts, one pink heart, one yellow heart, and two green hearts is calculated by multiplying the individual probabilities for each heart. The probability of selecting one white heart is 19/52, the probability of selecting two tan hearts is 10/49, the probability of selecting one pink heart is 7/47, the probability of selecting one yellow heart is 5/46, and the probability of selecting two green hearts is 6/45. When multiplied together, the overall probability is 0.00004.

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The length of the wing is, 12 inches.

Division method is used to distributing a group of things into equal parts. Division is just opposite of multiplications. For example, dividing 20 by 2 means splitting 20 into 2 equal groups of 10.

We have to given that;

The scale is,

⇒ 1 inch = 2 feet

And, Wing of airplane is 24 feet.

Now, We have;

The scale is,

⇒ 1 inch = 2 feet

Hence, The length of wing is,

⇒ 24 / 2 inches

⇒ 12 inches

Thus, The length of the wing is, 12 inches.

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The correct order of the assumptions used in the derivation is: A, B, C, D, E. A states that the population is large, B: random, C: representative, D: large, and E states that the sampling is done without replacement.

The derivation of the Central Limit Theorem was based on five assumptions: (a) The population is large, (b) The sample is random, (c) The sample is representative, (d) The sample size is large, and (e) The sampling is done without replacement. The first assumption used in the derivation is that the population is large, which means that the number of individuals in the population is much greater than the sample size. This is important because the Central Limit Theorem states that the mean of the sample will approach the population mean as the sample size increases. The second assumption used is that the sample is random, which means that each individual in the population has an equal chance of being selected for the sample. This helps to ensure that the sample is representative of the population as a whole. The third assumption is that the sample is representative, which means that the characteristics of the sample are similar to those of the population. This is important because it allows us to make generalizations about the population based on the sample. The fourth assumption is that the sample size is large. This is important because the Central Limit Theorem states that the mean of the sample will approach the population mean as the sample size increases.

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0.23 as:

23% (0.23 * 100 = 23)

A decimal is a number that expresses fractional values with a base of 10. It uses the place value system where the position of a digit determines its value relative to other digits. Decimals are written using a decimal point to separate the whole number part from the fractional part. For example, 3.14 is a decimal representation of the fractional value pi.

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The strongly connected components of graph g are then determined to be the set of vertices {A, B, C, D, E}. This is because each vertex is reachable from every other vertex in the graph.

Graph g:

A→B

B→C

C→D

D→E

E→A

The strongly connected components algorithm is used to determine the strongly connected components of a directed graph. A strongly connected component is a subgraph of a directed graph in which every vertex is reachable from every other vertex.

The algorithm begins by running a depth-first search (DFS) on the graph. When running DFS on graph g, we start at vertex A and explore all its adjacent vertices before moving to the next vertex. In this case, we explore vertex B first. We then explore vertex C, followed by D and E. Finally, we explore vertex A again before finishing the DFS.

Once the DFS is complete, the algorithm then computes the transpose of the graph. The transpose of a graph is the graph with all the edges reversed. For graph g, this would be A←B, B←C, C←D, D←E, and E←A.

Finally, the algorithm runs a second DFS on the transpose of the graph. Since the edges are reversed, we start at vertex A and explore its adjacent vertices in reverse order. In this case, we explore vertex E first, followed by D, C, B, and finally A.

The strongly connected components of graph g are then determined to be the set of vertices {A, B, C, D, E}. This is because each vertex is reachable from every other vertex in the graph.

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