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3 votes
Find f (-8) when...
f(x) = x2 - 3
f(-8) =

1 Answer

2 votes

Answer:

The answer is 61.

Explanation:

You have to substitute x = -8 into the function :


f(x) = {x}^(2) - 3


let \: x = - 8


f( - 8) = {( - 8)}^(2) - 3


f( - 8) = 64 - 3


f( - 8) = 61

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