Rewrite the function in intercept form y=x^2+8x+15

Answers

Answer 1
To do that, you need to set it all to zero and factor: x^2+8x+15 = 0 (x+5)(x+3) = 0 then put both those in parentheses chunks in their own equations x + 5 = 0 x + 3 = 0 and then simplify x = -5 x = -3 So the two points where the parabola crosses the x-axis are -5 and -3.

Related Questions

At a farmer’s market, a basket of strawberries costs $20 and a basket of peaches costs $18. On Saturday, $430 worth of strawberries and peaches were sold, and a total of 23 baskets were sold. If x represents baskets of strawberries and y represents baskets of peaches, how many baskets of peaches were sold on Saturday?

20x+18y=430
x+y=23

8 baskets
11 baskets
12 baskets
15 baskets

Answers

Final answer:

To find the number of baskets of peaches sold on Saturday, we can set up a system of equations and solve it using elimination or substitution. The answer is 15 baskets Option Dof peaches.

Explanation:

To solve this problem, we need to use a system of equations. Let's call the number of baskets of strawberries x and the number of baskets of peaches y. We can set up the following equations:

20x + 18y = 430 (equation 1)

x + y = 23 (equation 2)

We can solve this system of equations using substitution or elimination. Let's use elimination:

Multiply equation 2 by 18 to make the coefficients of y in both equations cancel:

18x + 18y = 414 (equation 3)

Subtract equation 3 from equation 1 to eliminate y:

(20x + 18y) - (18x + 18y) = 430 - 414

2x = 16

Divide both sides of the equation by 2:

x = 8

Substitute x = 8 into equation 2 to find y:

8 + y = 23

y = 23 - 8

y = 15

Therefore, 15 baskets of peaches were sold on Saturday.

In the number 956 ,783,529 how does the value of the digit 5 in the ten millones place compare to the digit 5 in the hundred place?

Answers

the 5 in the ten millions place is much larger
50M>500
956,783,529-500=956,783,029
956,783,529-50M=906,783,529
50M/500=100000
=>50M is 100,000 times larger
500=5^3×2^2


(11a^3+6)-(-7a^3+7) Solve

Answers

11a^3 + 6 - (-7a^3 + 7)....distribute the - through the parenthesis
11a^3 + 6 + 7a^3 - 7....combine like terms
18a^3 - 1 <===

If g(x)+xsin(g(x))= x^2 find g'(0) ...?

Answers

Differentiating implicity gives 

g'(x) + xcos(g(x))(g'(x)) + sin(g(x)) = 2x 

g'(x)[1 + xcos(g(x))] = 2x - sin(g(x)) 

g'(x) = [2x - sin(g(x))] / [1 + xcos(g(x))] 

g'(0) = -sin(g(0))


I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!

We want to find the g'(0) by knowing that:

g(x) + x*sin(g(x)) = x^2

We will get:

g'(0) = 0

First, we can see that:

g(0) is given by:

g(0) + 0*sin(g(0)) = 0^2

g(0) = 0.

Now let's derive this, we can rewrite:

g(x) = x^2 - x*sin(g(x))

Now we just differentiate to get:

g'(x) = 2*x - sin(g(x)) - x*cos(g(x))*g'(x)

Now we need to move all the terms with g'(x) to the left side:

g'(x) + x*cos(g(x))*g'(x) = 2x - sin(g(x))

g'(x)*(1 +  x*cos(g(x)) =  2x - sin(g(x))

g'(x) = ( 2x - sin(g(x)) )/(1 +  x*cos(g(x))

Now we just need to evaluate this in x = 0, so we get:

g'(0) = (2*0 - sin(g(0)))/(1 + 0*cos(g(0)) = -sin(g(0))

And remember that g(0) = 0 then:

g'(0) = -sin(0) = 0

g'(0) = 0

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a city bus company sold 39 one-way tickets and 20 round-trip tickets from west elmwood to east elmwood. one-way tickets cost $14. round trip tickets cost $35. how much money did the bus company collect

Answers

39 * 14 + 20 * 35 = $1246

In a 5 point star, what is the sum of the measure of angles A, B, C, D, and E, if each point of the star represent each angle? ...?

Answers

180 degrees, this is a standard rule of 5 pointed stars

What is the value of x in the equation 4x − 17 = 65? start fraction 41 over two end fraction −12 12 −start fraction 41 over two end fraction

Answers

4x-17=65
+17 +17
4x=82
---- ----
4 4
x=20.5 or 82/4 or 41/2

hope that helps
the answer is x=20.5 or 41/2 or 82/4

12 less than the quotient of a number and seven is negative two find the number

Answers

x/7 - 12 = -2
x/7 = -2 + 12
x/7 = 10...multiply both sides by 7
x = 7 * 10
x = 70 <== ur number
12 less than the quotient of a number and seven: x/7 -12
 is negative two: = -2

x/7 -12 = -2
      +12   +12

x/7 = 10

Get x by itself, so: (7) x/7 = 10(7)

x = 70


Original price is 45.00 and the markup is 57%

Answers

57 percent of 45 is 25.65.

45 + 25.65 = 70.65

Final price with markup is $70.65
$70.65 cuz 57% of 45 is $25.65 and when u add the $45, since it's a markUP not a markdown you get $70.65

Consider the function y=x^2+5x-2 . What would happen to the graph if (x + 5) was substituted in place of the x?

A. The graph would shift 5 units to the right.
B. The graph would shift down 5 units.
C. The graph would shift up 5 units.
D. The graph would shift 5 units to the left.
Consider the function y=x^2+5x-2 . What would happen to the graph if (x + 5) was substituted in place of the x?

A. The graph would shift 5 units to the right.
B. The graph would shift down 5 units.
C. The graph would shift up 5 units.
D. The graph would shift 5 units to the left.

Answers

Answer:

Option: D is the correct answer.

          D. The graph would shift 5 units to the left.

Step-by-step explanation:

We know that the transformation of a function f(x) to f(x+a) is a shift of the function either to the left or to the right by a units depending on the sign of a i.e.  if a>0 then the shift is a units to the left

and if a<0 then the shift is a units to the right.

Here we have:

          [tex]y=x^2+5x-2[/tex] is converted to:

[tex]y=(x+5)^2+5(x+5)-2[/tex]

Here we have a=5>0

            Hence, the shift is 5 units to the left.

last question for today i promise xD
If the parent function is 3√x , describe the translation of the function y =3√x-4 +3

A. Three units to the left and four units down from 3√x

B. Four units to the right and three units up from 3√x

C. Three units to the right and four units down from 3√x

D. Four units to the left and three units up from 3√x

Answers

The 4 being under the radical causes a right shift of 4 units. The +3 being out of the radical cause an upward shift of 3 units.
The answer is B.

The correct translation of the function is,

⇒ Four units to the right and three units up from 3√x

Option B is true.

What is mean by Function?

A relation between a set of inputs having one output each is called a function. and an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable).

Given that;

The parent function is,

⇒ f (x) = 3√x

And, the translation of the function is,

y = 3√x- 4 + 3

Now, We get;

The parent function is,

⇒ f (x) = 3√x

After translated Four units to the right we get;

⇒ f (x) = 3√x - 4

And, After translated three units up from 3√x;

f (x) = 3√x- 4 + 3

Thus, The correct translation of the function is,

⇒ Four units to the right and three units up from 3√x

Option B is true.

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The solution to w/-7 = -21 is 3.

True
False

Answers

false because -21/-7=w is 3 and 3/-7 cannot be -21

What is 12 345 to the nearest thousand

Answers

that would be 12,000. Hope this helps 

To round numbers to the nearest thousand, make the numbers whose last three digits are 001 through 499 into the next lower number that ends in 000. For example, 6424 rounded to the nearest thousand is 6000. Numbers that have the last three digits of 500 or more should be rounded up to the next even thousand. The number 8788 rounded to the nearest thousand is 9000.

So the answer for 12, 345 is 12, 000.

PLEASE MARK BRAINLIEST!!!!!!! Thx

10 POINTS!!!

Five added to 2 times a number is equal to 7 less than 4 times the number. What is the number?


A.
–3

B.
–6

C.
6

D.
3

Answers

2n + 5 is Five added to 2 times a number 

4n - 7 is 7 less than 4 times the number 

set the expressions equal and solve... 

2n + 5 = 4n - 7 
2n = 12 
n = 6 

The required number is 6.

What is subtraction?

The process of subtracting one number from another is known as subtraction.

Let the number be x.

Given that, 5 added to 2 times the number, x, is equal to 7 less than 4 times the number, which is:

2x + 5 = 4x - 7

2x - 4x = -7 - 5

-2x = -12

x = 12/2

x = 6

Hence, the required number is 6.

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A triangle has side lengths measuring 3x cm, 7x cm, and h cm. Which expression describes the possible values of h, in cm?
4x < h < 10x
10x < h < 4x
h = 4x
h = 10x

Answers

Since it the measurements of the other sides are already given, the value that we are going to find would be the height. The length of the side of a triangle is greater than the difference of the lengths of the other two sides and less than the sum of the lengths of the other two sides. So given that the two lengths are 3x cm and 7x cm, the height should be more than 4x but less than 10x. Therefore, the answer is the first option: 4x < h < 10x. 

Answer with explanation:

In a triangle sum of two sides , should always be greater than the third side.

Sides of the given triangle are, 3 x cm, 7 x cm and h cm.

1.

3 x + 7 x > h

→ 10 x > h

2.

3 x+ h > 7 x

→h > 7 x -3 x

→h> 4 x

3.

7 x + h > 3 x, which will be always true.

Combining 1, 2 and 3 we get

→4 x < h < 10 x

Option A

A projectile is thrown upward so that its distance above the ground after t seconds is h(t)=-16t^2 + 570t. After how many seconds does it reach its maximum​ height?

Answers

It would only take 1 second to reach maximum height.

h(1)=−16(1^2)+(570)(1) after simplification, h would be 554.

If you kept increasing t, h would get smaller.


Pam is looking for a new car. She has test-driven two cars but can only purchase one. The probability that she will purchase car A is 0.46, and the probability that she will purchase car B is 0.34. What is the probability that she will not purchase either car A or car B?
0.12
0.40
0.20
0.80

Answers

.80
its a very simple if im doing it right you add your two percentage then devide by two 


The probability that Pam will not purchase either car A or car B is 0.20.

What is probability?

Probability deals with the occurrence of a random event. The chance that a given event will occur. It is the measure of the likelihood of an event to occur.The value is expressed from zero to one.

For the given situation,

Probability that she will purchase car A = 0.46

Probability that she will purchase car B = 0.34

The probability that she will purchase either car A or car B is

⇒ [tex]0.46+0.34[/tex]

⇒ [tex]0.80[/tex]

Thus the probability that she will not purchase either car A or car B is

⇒ [tex]P(A)=1-0.80[/tex]

⇒ [tex]P(A)=0.20[/tex]

Hence we can conclude that the probability that Pam will not purchase either car A or car B is 0.20.

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A quiz has 1 true-false question and 2 multiple choice questions that each have 4 answers. What is the probability that someone guessing all 3 answers will get 100% on the quiz?

...?

Answers

Chance of getting the true false question: 1/2Chance of getting a multiple choice question: 1/4Chance of getting the true false question AND the first multiple choice question AND the second multiple choice question: 1/2*1/4*1/4= 1/32

Answer:

1/32

Step-by-step explanation:

You're welcome

increase 160km by 30%

Answers

There are two ways you could do this:

1. (if you have a calculator) This is called decimal multipliers, and basically all you do is multiply 160 by 1.3 because 1.3 is 1 (160) and 0.3 (30%) so you would get 208.

2. (without a calculator) This is the 'long way'. You do 160 ÷ 10 = 16 = 10%, and then 16 × 3 = 48 = 30%. After this you just add 48 on to 160 to get 208.

Hope this helps!

Wet-cell batteries are typically used to supply eletrical energy to

Answers

Wet-cell batteries are typically used for AUTOMOBILES.

Which ratio is proportional to 10/24

A 20/36
B 5/8
C 35/84
D 5/6

Answers

35/84 is equivalent to 10/24 among them.

So, option C is your answer.

Hope this helps!

how does a balance sheet work?

Answers

Step-by-step explanation: A balance sheet is a statement of financial condition at a point in time. It includes assets, liabilities, and equity. The balance sheet demonstrates the overall health of a company. It can be used to obtain loans and more financing.



Solve the problem.

When granular materials are allowed to fall freely, they form conical (cone-shaped) piles. The naturally occurring angle of slope, measured from the horizontal, at which the loose material comes to rest is called the angle of repose and varies for different materials. The angle of repose θ is related to the height h and base radius r of the conical pile by the equation θ = cot-1(r/h). A certain granular material forms a cone-shaped pile with a height of 19 feet and a base diameter of 30 feet. What is the height of a pile that has a base diameter of 104 feet?


Answers

If I'm reading that right the cotangent^-1 can also be written as 1/tan^-1 the cone forms a triangle with height 19 feet and base 15 giving you a side angle side triangle with which to find the angle theta and if I'm reading the problem right the theta is the same for both piles....in which case the new pile will have angle (theta) base 52 (.5 *104) angle 90

I hope my answer has come to your help. Have a nice day ahead and may God bless you always!

The angle of repose is calculated using the equation θ = cot-1(r/h). For a pile with a height of 19 feet and a base diameter of 30 feet, the angle of repose is approximately 38.03 degrees. Using this angle and the base diameter of 104 feet, we can find that the height of the new pile is approximately 77.07 feet.

The angle of repose θ is related to the height h and base radius r of the conical pile by the equation θ = cot-1(r/h).

Given a pile with a height of 19 feet and a base diameter of 30 feet, we can find its base radius by dividing the diameter by 2, which gives us a radius of 15 feet.

Now, we can substitute the given values into the equation to find the angle of repose θ.

θ = cot-1(15/19)

Using a calculator, we find that the angle of repose is approximately 38.03 degrees.

Next, we can use the height of the new pile and the known angle of repose to find its base radius.

Given a base diameter of 104 feet, the radius is half of the diameter, so the radius is 52 feet.

Now, we can use the equation θ = cot-1(r/h) and solve for h to find the height of the new pile.

h = r / tan(θ)

Substituting the known values, we get:

h = 52 / tan(38.03)

Using a calculator, we find that the height of the pile with a base diameter of 104 feet is approximately 77.07 feet.

What is the total area of a covered box with a length of 4 ft, a width of 3 ft, and a height of 6 ft?

Answers

Surface Area=2(4x3)+2(3x6)+2(6x4)

108 ft²

When a number is raised to the 6th power, it equals 90. What is this number, and write it using the root symbol ...?

Answers

6√90 = 2.11693286302546
So, this number to the power of six equals 90. 
2.11693286302546^6 = 90

The correct answer is 2.11693286302546. 

what is 3 fourths equal to n tenths

Answers

3 n
- = -
4 10
cross multiply to get 4n=(3)(10)
multiply 3 and 10. 4n/4 = 30/4
n = 7.5

which is bigger 0.07 or 0.005?

Answers

0.07 is the larger number out of the two

express 12.28 as a mixed number

Answers

It would be: 12.28 = 12 28/100 = 12 7/25

So, your final answer is 12 7/25

Hope this helps!
12 28/100
Simplify to 12 7/25

In what position would you find the 'leading' runner in a race? In what position do you suppose you would find the 'leading coefficient' in a polynomial?

Answers

Since the "leading" runner in a race would be found in the first position, because he or she is in the lead, it means they are first, then I suppose I would find the "leading coefficient" in the first place in a polynomial as well. 

Convert the radical below into a fractional exponent The square root of 4^3

Answers

when exponents are in fraction form it is always power/root so in this case it would be
root=2 power(exponent)= 3
so you would get 4^3/2
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