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Leni [432]
3 years ago
14

4.

Mathematics
1 answer:
Arlecino [84]3 years ago
6 0

Answer:

66

Step-by-step explanation:

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Evaluate f(x) = x2 – 12 when x = 5
Ede4ka [16]

Answer:

f(5) = 13

General Formulas and Concepts:

<u>Pre-Algebra</u>

  • Order of Operations: BPEMDAS

<u>Algebra I</u>

  • Function notation and substitution

Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = x² - 12

x = 5

<u>Step 2: Evaluate</u>

  1. Substitute:                   f(5) = 5² - 12
  2. Exponents:                  f(5) = 25 - 12
  3. Subtract:                      f(5) = 13
4 0
3 years ago
Read 2 more answers
5(x+3)-5<br> simplify this.
nignag [31]

Answer:

5x+10

Step-by-step explanation:

Distribute:

=(5)(x)+(5)(3)+−5

=5x+15+−5

Combine Like Terms:

=5x+15+−5

=(5x)+(15+−5)

=5x+10

8 0
3 years ago
Points N, P, and R all lie on circle O. Arc PR measures 120°. Circle O is shown. Line segment P N is a diameter that extends out
hram777 [196]

Answer:

A

Step-by-step explanation:.

6 0
3 years ago
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There were 512 cups of water in a cooler before a soccer game. After the soccer game there were 384 cups of water in the cooler.
shusha [124]

Answer:

C

Step-by-step explanation:

you need to find how many cups of water were used in the game:

512-384=128

and then you can begin to calculate the number after that:

128/16=8(gallons)

hope it'll help! have a good day!

5 0
2 years ago
Mrs. Inman place the following function on the board:
Brums [2.3K]
-x^2+7x-12=0. (*-1)
x^2-7x+12=0
(x-4)(x-3)=0
the zeroes are x = 4 and x = 3
7 0
2 years ago
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