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If f(x) = 3x2 – 12x + 4, find f(–2).
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5 votes
If f(x) = 3x2 – 12x + 4, find f(–2).

User Madelin
by
9.0k points

1 Answer

7 votes

Answer:

40

Explanation:

Put -2 where x is and do the arithmetic.

f(-2) = 3(-2)^2 -12(-2) +4

= 3·4 +24 +4

= 12 + 28 = 40

f(-2) = 40

User Dennys
by
8.1k points
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