Please help! 12/20, will give brainliest. I do not tolerate spam answers!
Factor the equation. [tex]x^2-21x-72[/tex]

Answers

Answer 1

Answer:

(x - 24)(x + 3)

Step-by-step explanation:

Given

x² - 21x - 72

Consider the factors of the constant term (- 72) which sum to give the coefficient of the x- term (- 21)

The factors are - 24 and + 3, since

- 24 × + 3 = - 72 and - 24 + 3 = - 21 , then

x² - 21x - 72 = (x - 24)(x + 3) ← in factored form


Related Questions

Match the following.

1. lwh
Triangular Prism
2. Bh
Pyramid
3. Bh
Rectangular Prism
4. πr2h
Cone
5. πr2h
Cylinder

Answers

Answer:

Step-by-step explanation:

The figures and their volumes are:

lwh - Rectangular Prism1/3 Bh - PyramidBh - Triangular Prism1/3πr²h - Coneπr²h - Cylinder

How to match the formulas?

The figures are three-dimensional figures, and the formulas are the formulas to determine their volumes

Using the above highlight, we have the following match:

lwh - Rectangular Prism1/3 Bh - PyramidBh - Triangular Prism1/3πr²h - Coneπr²h - Cylinder

Read more about volumes at:

https://brainly.com/question/1972490

A whale is at the surface of the ocean to breathe. What is the whale’s elevation?
A:100
B:-100
C:-50
D:0

Answers

Answer:  D, 0

0

Step-by-step explanation:

because hes at sea level

Answer:

D

Step-by-step explanation:

0

Please help! 7/20, will give brainliest. I do not tolerate spam answers!
Factor the equation. [tex]3x^2 + 7x + 2[/tex]

Answers

(X+2)(3x+1) !!!!!!!!!!!!!!!!!!

Write the word sentence as an inequality
A number y divided by 6 is no more than 2

Answers

Answer:

Y/6 <_ 2

Step-by-step explanation:

(Less than it equal to sign)

What is the value of this expression?
25 - 9(2)

Answers

All u do is 25- 18= 7 a number in parentheses means multiply
The answer is 25-18=7.

7x-9x=-36
(I know the answer but I’m not sure if I have the work right)

Answers

Answer:

18, is your answer!

Step-by-step explanation:

Answer:

I think that ur answer is 18 .

Seventy-five percent of the town voted to approve building a new playground for the school. If there are 1,328 people who live in the town, which expression can be used to find out how many people voted for the new playground?

Answers

Answer:

[tex]\frac{75}{100}[/tex] × 1328

0r 0.75 x 1328

or

[tex]\frac{3}{4}[/tex] × 1328

Step-by-step explanation:

A dinner for two at the local seafood restaurant cost
$49.90. The customers decided to leave a 20% tip. They
also need to pay a 6% tax on their meal. How much did they
pay for the meal and tip?

Answers

Answer:

63.38

Step-by-step explanation:

(49.90)(20%)(6%)

20%= $9.98

49.90+9.98 =59.80

(59.80)(6%)

6%= $3.58

59.80+3.58=63.38

Point B has coordinates (1,2). The x-coordinate of point Ais - 4. The distance between point A and
point B is 13 units. What are the possible coordinates of point A?

Answers

Answer:

(-4,-7) yeah it that but if it's not let me know

PLEASE HELP ME I WILL BRAINLIST YOU ​

Answers

I say about 46 or 28 feet hope this help mark as. Brainlist

No one is helping me :(
what is equivalent to 23/25
Group of answer choices:
920


92


9.2


0.92

Answers

Answer:

0.92

Step-by-step explanation:

23/25 = 0.92

:))

The answer is .92 with rounding! Hope this helps:)

PLEASE I NEED HELPP

Leah's rectangular driveway is 48 feet long and 14 feet wide. With sidewalk chalk, Leah drew a straight diagonal line on her driveway from one corner to the opposite corner.

How long is the diagonal line Leah drew?

25 feet

46 feet

50 feet

62 feet

Answers

[tex]48^2+14^2=x^2\\x^2=2500\\x=50[/tex]

The length of the diagonal drawn by Leah will be 50 feets

Given the Parameters :

Length = 48 feet Width = 14 feets

The length of the diagonal is the value of the hypotenus in a right angles triangle :

Let the length of the diagonal = d

d = √(length)² + (width)²

d = √48² + 16²

d = √2304 + 256

d = √2560

d = 50.5961 feets

Therefore, the closest value for the length of the diagonal in the options given is 50 feets

Learn more : https://brainly.com/question/8283882

Whats the answer? I dont even know where to start

Answers

Answer:

A

Step-by-step explanation:

It says A OR B so basically all the ones with the check mark.


Please help. It due sooonnn thx

Answers

Answer:

LM = 16

Step-by-step explanation:

LM will be half of the whole triangle base

32/2 = 16

The sum of five numbers is 200. What is the average of the
numbers?

Answers

Answer:

Step-by-step explanation:

Average is

a=(a+b+...c)/(n)

Where the numerator is the sum of elements and the divisor is the number of elements

In this case

a=(200)/5

a=40

NEED HELP WITH ALGEBRA 2

Solve each equation: 5^(3-2x)=5^(-x)

Answers

Your answer would be x=3

HELP!!! PLEASEEE i will give brainliest!!!

Answers

9514 1404 393

Answer:

  9,775,069,161

Step-by-step explanation:

The field has the shape of a trapezoid. Its area can be found using the formula for the area of a trapezoid:

  A = (1/2)(b1 +b2)h

  A = (1/2)(399 +594)(506) = 251,229 . . . . . . acres

__

At 38909 plants per acre, the number of plants that should be planted for maximum yield is ...

  (251,229 ac)(38,909 plants/ac) = 9,775,069,161 plants

_____

Comment on units

The problem statement tells us "each unit of coordinate plane represents one acre." An acre is a unit of area, so we have to assume this means that each square unit represents one acre. That means each unit on each axis is about 208.71 feet, the dimension that would have to be squared to get an area of one acre--43,560 square feet.

If t is a number between 6 and 9, t+5 is between what two numbers?

Answers

Answer:

11 and 14

Step-by-step explanation:

t can be 7 or 8

7+5=12

8+5=13

12 and 13 are between 11 and 14

The number t + 5 is in between 11 and 14.

What is an inequality?

"It is a mathematical statement of an order relationship (greater than, greater than or equal to, less than, or less than or equal to) between two numbers or mathematical expressions."

What is addition property of inequality?

" Let x, y, and z be real numbers.

If x > y, then x + z > y + z."

For given question,

t is a number between 6 and 9.

So, we have an inequality.

⇒ 6 < t < 9

By addition property of inequality,

⇒ 6 + 5 < t + 5 < 9 + 5

⇒ 11 < t + 5 < 14

Therefore, the number t + 5 is in between 11 and 14.

Learn more about the inequality here;

https://brainly.com/question/19003099

#SPJ2

You have a shelf that holds 15 1/2 pounds. How many 1 1/4 pound books can the shelf hold?

Answers

Answer:

12

Step-by-step explanation:

15.5 / 1.25 = 12.4

12 books

Find the area of the rectangle

Answers

Answer:

10 cm2

Step-by-step explanation:

Length x Width

5 x 2 = 10 cm

Area of a rectangle (A)[tex]=length×breadth[/tex]

[tex]=5cm×2cm[/tex]

[tex]=10cm^2[/tex]

[tex] \frak{Jenny2023147}[/tex]

what is the volume of the rectangular prism​

Answers

It is all the numbers multiplied together. 135

Answer:

[tex]\Huge\boxed{D.135 cm^3}[/tex]

Step-by-step explanation:

Hello There!

We can find the volume of the figure by using the formula for volume of a rectangular prism

[tex]V=lwh[/tex]

where l = length, w = width and h = height

we are given all of the dimensions so all we have to do is plug in the values

so

V = 3 x 9 x 5

3x9=27

27x5=135

so the volume of the rectangular prism is 135 cm³

Find the value of x. Please

Answers

Answer:

113

Step-by-step explanation:

96+17=113

180-113=67

67+x=180

x=180-67

x=113

1 think of a number, subtract 12 and divide by 3
The answer is 15.
What was the number?​

Answers

Answer: 18-12=6/3=2

my number is 2?

Step-by-step explanation:

it didn't work, my answer wasn't 15

11 5/8 +9 1/2 is my problem

Answers

Answer:21 1/8 is the answer

Step-by-step explanation:

i need help with this problem y=5x-3

Answers

Answer:

Slope= 5

y intercept= (0,-3)

Step-by-step explanation:

a line in the plane of the circle that intersects the circle at exactly one point is:

Answers

Answer:

Tangent

Step-by-step explanation:

.............

Answer:

Tangent

Step-by-step explanation:

Tangent is line in the plane of the circle that intersects the circle at exactly one point

hope it helps

Guys I need help pleaSe !!!

Answers

Answer:

The equations that represent an exponential decay are;

A; [y = (0.1)ˣ]

B; [y = 2·(0.3)ˣ]

Step-by-step explanation:

An exponential decay is given by the following formula;

y = a·bˣ

Where;

b < 1

For option A, we have; [y = (0.1)ˣ]

Here; a = 1, b = 0.1 < 1, therefore, the function represents an exponential decay

For option B, we have; [y = 2·(0.3)ˣ]

Here; a = 2, b = 0.3 < 1, therefore, the function represents an exponential decay

For option C, we have; [tex]\left[y = \left(\dfrac{4}{3} \right)^x\right][/tex]

Here; a = 1, b = [tex]\dfrac{4}{3} \right) > 1[/tex], therefore, the function does not represent an exponential decay

For option D, we have; [tex]\left[y = \left(\dfrac{7}{5} \right)^x\right][/tex]

Here; a = 1, b = [tex]\dfrac{7}{5} \right) > 1[/tex], therefore, the function does not represent an exponential decay

How do I factor the polynomial -7y+y^2-30? I can do it in standard form but now im confused. Please help.

Answers

Answer:

your answer would be

(y - 10) (y + 3)

hope this helps

Answer:

Step-by-step explanation:

-7y+y^2-30    is presented legally, but not logically I will re-write it better

just re-write in standard form

y^2 - 7y - 30      

y² - 7y - 30        is it better now?

  (y  - 10) (y + 3)    

What is the length of the longest possible laser beam he could send rounded to the nearest tenth of an inch?

Answers

Where is the diagram????????

9. Factor 12-15x
(show work
here)

Answers

Answer:

mean

Step-by-step explanation:

mean ka hai iska i don't know

Answer:

Factor 3 out of 12.

3(4)−15x

Factor 3 out of −15x.

3(4)+3(−5x)

Factor 3 out of 3(4)+3(−5x).

3(4−5x)

Step-by-step explanation:

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