10. In July, Ariel recorded the height of a pine tree and how quickly it was expected to grow in thenext several monthsQ. Write an equation for the table.Height ofTree (inches)b. What does theторе represent608c. What does the y-intercept represent?

10. In July, Ariel Recorded The Height Of A Pine Tree And How Quickly It Was Expected To Grow In Thenext

Answers

Answer 1

Using the table to find the equation:

Let x is the number of months, and y is the height of the tree

The general form of the line y = mx + c

where m is the slope and c is the y-intercept

So, at the beginning at x = 0 , y = 600

So,

600 = m * 0 + c

c = 600

When x = 3 , y = 602

so,

602 = 3m + 600

solve to find m

602 - 600 = 3m

3m = 2

m = 2/3

So,

[tex]y=\frac{2}{3}x+600[/tex]

b. What does the slope represent?

The slope represents the rate of growth each month

which mean the tree grow (2/3) inches per month

c. What does the y-intercept represent?

y-intercept represents the first height of the tree


Related Questions

6x - 5y = - 4Direct variationХ5?k=Not direct variation2y = 14xDirect variationk ==Not direct variation

Answers

Direct Variation is of the form (directly proportional);

[tex]\begin{gathered} y\propto x \\ y=kx \end{gathered}[/tex]

While indirect variation (inversely proportional) is of the form;

[tex]\begin{gathered} y\propto\frac{1}{x} \\ y=\frac{k}{x} \end{gathered}[/tex]

So, for each of the given question we want to determine if they are direct or indirect variation;

1.

[tex]\begin{gathered} 6x-5y=-4 \\ -5y=-4-6x \\ -5y=-6x-4 \\ y=\frac{-6x-4}{-5} \\ y=\frac{6}{5}x+\frac{4}{5} \end{gathered}[/tex]

Therefore, this is a Direct variation with proportionality constant;

[tex]k=\frac{6}{5}[/tex]

2.

[tex]\begin{gathered} 2y=14x \\ y=\frac{14x}{2} \\ y=7x \end{gathered}[/tex]

Therefore, this is a Direct variation with proportionality constant;

[tex]k=7[/tex]

Find the value of x, if m<3 is 13x-13 and m<4 is 8x+67.2 points43Your answer

Answers

Answer

x = 6

Explanation:

m<3 and m<4 are supplementary angles

supplementarrh angles is 180 degrees

m<3 + m<4 = 180

13x - 13 + 8x + 67 = 180

collect the like terms

13x + 8x - 13 + 67 = 180

21x + 54= 180

Isolate 21x

21x = 180 - 54

21x = 126

divide both sides by 21

21x/21 = 126/21

x = 6.

Therefore, x = 6

solve the equation 3.75x+3.7=1.7+1.75xA 10 B -1 C 1D .1

Answers

The question is given to be:

[tex]3.75x+3.7=1.7+1.75x[/tex]

Step 1

Multiply every number by 100:

[tex]\begin{gathered} 3.75x\cdot100+3.7\cdot100=1.7\cdot100+1.75x\cdot100 \\ 375x+370=170+175x \end{gathered}[/tex]

Step 2

Subtract 370 from both sides:

[tex]\begin{gathered} 375x+370-370=170+175x-370 \\ 375x=175x-200 \end{gathered}[/tex]

Step 3

Subtract 175x from both sides:

[tex]\begin{gathered} 375x-175x=175x-200-175x \\ 200x=-200 \end{gathered}[/tex]

Step 4

Divide both sides by 200:

[tex]\begin{gathered} \frac{200x}{200}=-\frac{200}{200} \\ x=-1 \end{gathered}[/tex]

ANSWER

The correct option is OPTION B, the SECOND OPTION.

Find the value of x that makes A || B.AB5423142 3x10 and 23 = x + 30X=[? ]

Answers

∠2 and ∠3 are alternate interior angles. In order to A II B, the alternate interior angles must be equal.

Then,

[tex]\begin{gathered} \angle2=\operatorname{\angle}3 \\ 3x-10=x+30 \end{gathered}[/tex]

To find x, subtract x from both sides of the equation:

[tex]\begin{gathered} 3x-10-x=x+30-x \\ 3x-x-10=x-x+30 \\ 2x-10=30 \end{gathered}[/tex]

Now, add 10 to both sides of the equation:

[tex]\begin{gathered} 2x-10+10=30+10 \\ 2x=40 \end{gathered}[/tex]

Finally, divide both sides by 2:

[tex]\begin{gathered} \frac{2x}{2}=\frac{40}{2} \\ x=20 \end{gathered}[/tex]

Answer: x = 20.

You might need: Calculator h(r) = 72 +11r - 26 1) What are the zeros of the function? Write the smaller r first, and the larger r second.

Answers

1) Notice that:

[tex]r^2+11r-26=r^2+13r-2r-2(13).[/tex]

Grouping like terms we get:

[tex]\begin{gathered} r^2+13r-2r-2(13)=r(r+13)-2(r+13) \\ =(r-2)(r+13). \end{gathered}[/tex]

Therefore:

[tex]h(r)=(r-2)(r+13).[/tex]

Then the zeros of h(r) are:

[tex]r=2\text{ and }r=-13.[/tex]

2) Notice that:

[tex]\begin{gathered} h(r)=r^2+11r-26=r^2+11r+(\frac{11}{2})^2-(\frac{11}{2})^2-26 \\ =(r+\frac{11}{2})^2-\frac{121}{4}-26=(r+\frac{11}{2})^2-\frac{225}{4}. \end{gathered}[/tex]

Therefore the vertex of the given parabola is:

[tex](-\frac{11}{2},-\frac{225}{4}).[/tex]

Answer:

1)

[tex]\begin{gathered} smaller\text{ r=-13,} \\ larger\text{ r=2.} \end{gathered}[/tex]

2) Vertex:

[tex](-\frac{11}{2},-\frac{225}{4}).[/tex]

I need help on this problem, it’s from my act prep guide

Answers

Answer:

Recall that:

[tex]\begin{gathered} \log _bx+\log _by=\log _b(xy), \\ \log _bx-\log _by=\log _b(\frac{x}{y})\text{.} \end{gathered}[/tex]

Therefore, Arjun used the properties incorrectly, he should´ve written:

[tex]\log _7x+\log _7y-\log _7z=\log _7(xy)-\log _7z=\log _y(\frac{xy}{z})\text{.}[/tex]

Arithmetic and Geometric Sequences (Context)

Answers

The formula for compound interest

A = P( 1 + r/n) ^ (nt)

A is the amount in the account at the end

P is the principal balance or the amount initially invested

r is the annual interest rate in decimal form

n is the number of times it is coupounded per year

t is the number of years

A = 1800 ( 1+ .0375/1) ^ (1*6)

A = 1800 ( 1.0375)^6

A = 2244.92138

Rounding to the nearest cent

A = 2244.92

2.Solve the inequality for x. Show each step to the solution.12x > 3(5x – 2) – 15

Answers

we have the inequality

12x > 3(5x-2)-15

step 1

apply distributive property right side

12x > 15x-6-15

combine like terms right side

12x > 15x-21

step 2

Adds both sides 21

12x+21 > 15x-21+21

simplify

12x+21 > 15x

step 3

subtract 12x both sides

12x+21-12x > 15x-12x

21 > 3x

step 4

Divide by 3 both sides

21/3 > 3x/3

7 > x

Rewrite

x < 7

For the function f(x) = x2 + 2x - 15 solve the following.f(x) = 0

Answers

Given:

[tex]f\mleft(x\mright)=x^2+2x-15[/tex]

To find: The value of x when

[tex]f(x)=0[/tex]

Explanation:

Since,

[tex]f(x)=0[/tex]

We can write it as,

[tex]\begin{gathered} x^2+2x-15=0 \\ x^2+5x-3x-15=0 \\ x(x^{}+5)-3(x-5)=0 \\ (x+5)(x-3)=0 \\ x=-5,3 \end{gathered}[/tex]

Hence, the solution is x = -5, and 3.

Final answer: The solution is,

[tex]\mleft\lbrace-5,3\mright\rbrace[/tex]

I’m sorry to keep bothering you guys but you’re the third person that I’m trying the last two their answers went partway and then stopped I just need to see how this is worked out

Answers

In this case, we'll have to carry out several steps to find the solution.

Step 01

Data:

Graph:

Height of Golf Ball

Step 02:

functions:

We must analyze the graph to find the solution.

Function:

Non linear

intercepts:

x-intercepts: 0 and 120

y-intercept: 0

symmetry:

x = 50

positive:

domain: (0 , 120)

negative:

there are no negative values

increasing:

interval on x: (0 , 50)

decreasing:

interval on x: (50, 120)

That is the full solution.

Morgan wants to order at least $45 worth of merchandise, so she will get free shipping. If Morgan has picked out a key chain for $8 and a bag for $19, which inequality represents the amount of money, m, she needs to spend to get free shipping?

Answers

Morgan wants to order at least $45 worth of merchandise.

She spent $8 and $19. m represents the amount of money she needs to spend to get free shipping. The inequality is:

8 + 19 + m ≥ 45

m ≥ 45 - 8 - 19

m ≥ 18

If trapezoid ABCD was dilated by a scale factor of 2\3 to form trapezoid A'B'C'D,what is the area of trapezoid ABCD?The area of trapezoid A'B'C'D is 12 units^2

Answers

As a general rule, we know that the area of a dilated figure is the area of the original figure multiplied by the square of the scale factor. We can see this in the following formula:

[tex]A=A^{\prime}\cdot k^2[/tex]

where A is the area of the original figure, A' is the area of the dilated figure and k is the scale factor.

In this case, we have that the area of the dilated figure (trapezoid A'B'C') is 12 square units, and the scale factor is k = 2/3. Then, using the equation we get the following:

[tex]\begin{gathered} A^{\prime}=12 \\ k=\frac{2}{3} \\ \Rightarrow A=12\cdot(\frac{2}{3})^2=12\cdot(\frac{4}{9})=\frac{12\cdot4}{9}=\frac{48}{9}=5\frac{1}{3} \\ A=5\frac{1}{3}u^2 \end{gathered}[/tex]

therefore, the area of trapezoid ABCD is 5 1/3 square units

evaluate each using the values given y+y-(y-x); use x = 1, and y = 4Options12154

Answers

The given expression is

y + y - (y - x)

We would substitute x = 1 and y = 4 into the expression. it becomes

4 + 4 - (4 - 1)

8 - 3

= 5

the correct answer is 5

unit 4: solving quadratic equations
Homework 9: quadratic equations applications
Help please !

Answers

Answer:

what is the Question

Step-by-step explanation:

math is ezy :3

? What the question

Determine a series of transformations that would map Figure 1 onto Figure J. y 11 Figure J NOW ona 00 05 15 1 -12-11-10-9-8-7-6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9 10 11 12 -2 Šť b bo v och t co is with Figure I -11 -12 A followed by a o

Answers

EXPLANATION

The transformations that would map Figure 1 onto Figure J are:

A rotation followed by a translation

Can someone please help me find the valu of X?

Answers

Answer:

x = 10

Explanation:

Because the transverse lines are parralell, the following must be true

[tex]\frac{x+8}{x+2}=\frac{3}{2}[/tex]

cross multipication gives

[tex]\begin{gathered} 2(x+8)=3(x+2) \\ \end{gathered}[/tex]

which simplifies to give

[tex]\begin{gathered} 2x+16=3x+6 \\ \end{gathered}[/tex]

subtracting 2x from both sides gives

[tex]16=x+6[/tex]

subtracting 6 from both sides gives

[tex]10=x[/tex]

Hence the value of x is 10.

57 es 95% de que número

Answers

60

1) Considerando que 57 es 95% de algun numero, vamos escribir esta ecuacion

0.95x = 57 Escribindo 95% como 0.95, dividir los dos lados por 0.95

x =57/0.95

x=60

2) Asi 57 es 95% de 60.

TRIGONOMETRY if 0 is in the first quadrant and cos 0=3/5 what is sin (1/20)?Where 0 is theta

Answers

Given:

[tex]\cos \text{ }\theta\text{ = }\frac{3}{5}[/tex]

Using the trigonometric identity:

[tex]undefined[/tex]

two rectangles are similar. The length of small rectangle is 4 and the length of the big rectangle is 12. If the perimeter of the smaller rectangle is 28, and what is the perimeter of the larger rectangle?

Answers

In this case, we'll have to carry out several steps to find the solution.

Step 01:

Data

small rectangle

length = 4

perimeter = 28

big rectangle

length = 12

perimeter = ?

Step 02:

small rectangle

perimeter = 2l + 2w

28 = 2 * 4 + 2 w

28 - 8 = 2w

20 / 2 = w

10 = w

big rectangle

[tex]\frac{4}{12}\text{ = }\frac{10}{w}[/tex]

4 w = 10 * 12

w = 120 / 4 = 30

Perimeter = 2*12 + 2*30

= 24 + 60 = 84

The answer is:

The perimeter of the big rectangle is 84.

We want to factor the following expression: x^3 - 25 which pattern can we use to factor the expression? U and V are either constant integers or single variable expression.

Answers

The pattern that is used to factor the expression x³ - 25 is given as follows:

B. (U - V)(U + V).

What is the subtraction of perfect squares?

The subtraction of perfect squares is a notable product that gives the simplification of an expression containing the subtraction of perfect squares, as the multiplication of the square roots of the two terms subtracted by the square of the two terms subtracted, as follows.

a² - b² = (a - b)(a + b).

In the context of this problem, the expression is presented as follows:

x³ - 25.

The square root of x³ is obtained as follows:

sqrt(x³) = (x³)^(0.5) = x^(3 x 0.5) = x^1.5 = [tex]\sqrt{x^3}[/tex]

The square root of 25 is obtained as follows:

5.

Because 5² = 25.

Then, applying the subtraction of perfect squares notable product, the factored expression is given as follows:

[tex]x^3 - 25 = (\sqrt{x^3} - 5)(\sqrt{x^3} + 5)[/tex]

Which is the pattern given by option B.

Missing Information

The complete problem is given by the image shown at the end of the answer.

A similar problem, also featuring subtraction of perfect squares, is presented at https://brainly.com/question/28792378

#SPJ1

Just need help with number 3. Please. Thankyou! Been stuck on this one for a while now.

Answers

A cosine function is given in the form:

[tex]y=A\cos(x-h)+k[/tex]

where |A| is the amplitude, h is the horizontal shift (also called a phase shift) and k is the vertical shift.

The function is given to be:

[tex]\begin{gathered} y=8\cos(\frac{1}{4}x) \\ A=8 \end{gathered}[/tex]

Therefore, the amplitude is 8.

find the absolute extrema for the function on the given inveral

Answers

In order to find the minimum and maximum value in the given interval, first let's find the vertex coordinates:

[tex]\begin{gathered} f(x)=3x^2-24x \\ a=3,b=-24,c=0 \\ \\ x_v=\frac{-b}{2a}=\frac{24}{6}=4 \\ y_v=3\cdot4^2-24\cdot4=3\cdot16-96=-48 \end{gathered}[/tex]

Since the coefficient a is positive, so the y-coordinate of the vertex is a minimum point, therefore the absolute minimum is (4,-48).

Then, to find the maximum, we need the x-coordinate that is further away from the vertex.

Since 0 is further away from 4 than 7, let's use x = 0:

[tex]f(0)=3\cdot0-24\cdot0=0[/tex]

Therefore the absolute maximum is (0,0).

4.A pet store sells cats for $50 and dogs for $100. If one day it sells a total of 4pets and makes $300, find out how many cats and dogs it sold by writing asystem of equations and graphing to solve it.Representations:Equations:

Answers

Answer:

2 cats and 2 dogs

Explanation:

Representations:

x = number of cats sold

y = number of dogs sold

Equations:

We know that it sells a total of 4 pets, so the sum of the number of cats and dogs is 4. So:

x + y = 4

On the other hand, they make $300, and they make $50 for each cat and $100 for each dog, so:

$50x + $100y = $300

So, the system of equation is:

x + y = 4

50x + 100y = 300

Graph:

Now, we need to graph the equations, so we need to identify two points for each equation:

For x + y = 4

If x = 0, then:

0 + y = 4

y = 4

If x = 4, then:

4 + y = 4

4 + y - 4 = 4 - 4

y = 0

For 50x + 100y = 300

If x = 0, then:

50(0) + 100y = 300

100y = 300

100y/100 = 300/100

y = 3

If x = 4, then:

50(4) + 100y = 300

200 + 100y = 300

200 + 100y - 200 = 300 - 200

100y = 100

100y/100 = 100/100

y = 1

Therefore, we have the points (0, 4) and (4, 0) to graph the line of the first equation and the points (0, 3) and (4, 1) to graph the line of the second equation.

So, the graph of the system is:

Therefore, the solution is the intersection point (2, 2), so they sold 2 cats and 2 dogs that day.

5. A ball is thrown from a platform. The equation h = -4.9t2 + 18t + 14 gives the ball's height, h, in meters in terms of time, t, in seconds. Part A: What was the initial velocity of the ball? Part B: From what height was the ball thrown? Part C: If we measure the height in feet, how would the function change? What would be the gravity coefficient?

Answers

We have the following:

[tex]h=-4.9t^2+18t+14[/tex]

now,

This equation is divided as follows:

The quadratic part (-4.9t ^ 2) that represents the acceleration (gravity coefficient), the linear part (18t) that represents the velocity and the constant part (14) that is the initial height, therefore

Part A:

The initial velocity is 18 meters per seconds, the number that accompanies the linear term

Part B:

The initial height corresponds to 14 meters

Part C:

the equivalence between meters and feet is as follows

1 meter = 3.28 feet

Therefore the change of the function would be

[tex]\begin{gathered} h=3.28\cdot(-4.9t^2+18t+14) \\ h=-16.072t^2+59.04+45.92 \end{gathered}[/tex]

The gravity coefficiente is -16.072 feet per square seconds

6 points 3 The coordinates of the vertices of the triangle shown are P (2,13), Q (7,1), and R (2, 1). 14 13 12 11 10 9 8 6 5 3 2. 1 R Q 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 2 7 8 What is the length of segment PQ in units?

Answers

We have the following:

[tex]d=\sqrt[]{(x_2-x_1)^2+(y_2-y_1)^2}[/tex]

replacing:

P (2,13) = (x1,y1)

Q(7,1) = (x2,y2)

[tex]\begin{gathered} d=\sqrt[]{(7-2)^2+(1-13)^2} \\ d=\sqrt[]{5^2+12^2} \\ d=\sqrt[]{25+144} \\ d=\sqrt[]{169} \\ d=13 \end{gathered}[/tex]

The answer is 13 units

Suppose you are measuring a moving box to see if it has enough room in it. The moving box is a cube, and the length of one side is 2 ft. long. What is the volume of the box?

Answers

Solution:

Suppose you are measuring a moving box to see if it has enough room in it.

The moving box is a cube.

Given that the length of one side is 2 ft. long, i.e.

[tex]l=2\text{ ft}[/tex]

To find the volume of a cube, the formula is

[tex]V=l^3[/tex]

Substitute for l into the formula above

[tex]\begin{gathered} V=l^3=2^3=8\text{ ft}^3 \\ V=8\text{ ft}^3 \end{gathered}[/tex]

Hence, the volume of the box is 8 ft³

Find the intersection if possibleExpress your answer in interval notation

Answers

Solution:

The first set given as;

[tex][-9,-1)[/tex]

Then in list form, the set is;

[tex]\lbrace-9,-8,-7,-6,-5,-4,-3,-2\rbrace[/tex][tex]\lbrace-9,-8,-7,-6,-5,-4,-3,-2\rbrace[/tex]

Also, the second set given as;

[tex](-3,4)[/tex]

Then, in list form, the set is;

[tex]\lbrace-2,-1,0,1,2,3\rbrace[/tex]

The intersection of the two sets is;

[tex]\begin{gathered} \lbrace-9,-8,-7,-6,-5,-4,-3,-2\rbrace\cap\lbrace-2,-1,0,1,2,3\rbrace=\lbrace-2\rbrace \\ \\ \text{ Note that there are some real numbers on the number line} \end{gathered}[/tex]

Thus, the solution in interval notation is;

[tex](-3,-1)[/tex]

ANSWER: (-3,-1)

what is the difference between solving literal equations(with only variables)and solving multistep equations(woth numbers and a variables)

Answers

To solve a literal equation means to express one variable with respect to the other variables in the equation. The most important part of a literal equation is to isolate or keep by itself a certain variable on one side of the variable (either left or right) and the rest on the other side

Solving multistep equations takes more time and more operations compared to solving a literal equation.

The perimeter, P, of a rectangle is the sum of twice the length and twice the width. P= 21+ 2w units P= 2([+w) units P= 2(x+3) units P= 2(5)-2(9) units P= 4 x units

Answers

We can see the problem states that P = 2(x+3) and also states that P=4x

Those equations lead to the expression

2(x+3)=4x

Operating

2x+6=4x

Subtracting 2x

6 = 2x

Solving for x

x = 6/2 = 3

Thus, the perimeter is

P = 2(3+3) = 12 units

The area of A triangle with base b and height h is given by A 1/2bh. Find the area when b=24 m and h=30

Answers

Given:

Base of a triangle 24m and height = 30m

Required:

Find the area of a triangle.

Explanation:

We have formula for area of triangle

[tex]A=\frac{1}{2}\times b(base)\times height(h)[/tex]

Now,

[tex]\begin{gathered} A=\frac{1}{2}\times24\times30 \\ A=360m^2 \end{gathered}[/tex]

Answer:

The area of triangle is 360 meter square.

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