4 years ago

PLEASE HELP! Given the function f(x) = 3x2 − 4, what is f(-2)?

1 answer:

5 0

Answer: Variant C

Step-by-step explanation:

f(x) = 3x^2 − 4

For finding f(-2) just replace x with - 2 like this:

f(-2)=3*((-2))^2-4=3*4-4=12-4=8

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