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21-05-2020
Mathematics

contestada

what is the zero of the function below?
f(x)=3x-15
A. -15
B. 0
C. 5
D. 3

Respuesta :

altavistard altavistard

21-05-2020

Answer:

x = 5 (Answer C)

Step-by-step explanation:

Set f(x) = 3x - 15 = to 0 and solve for x:

3x - 15 = 0

Adding 15 to both sides isolates 3x:

3x = 15

Dividing both sides by 3 yields x = 5 (Answer C)

Answer Link

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