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Evaluate f(-2) where f(x)=2x^3-x^2+3
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5 votes
Evaluate f(-2) where f(x)=2x^3-x^2+3

User Zia Yamin
by
7.4k points

1 Answer

0 votes

Answer:

f(-2) = -17

Explanation:

All f(-2) means is to substitute x for -2. Therefore,

2(-2)^3 - (-2)^2 + 3

2(-8) - 4 + 3

-16 - 1

-17

User Shekeine
by
7.0k points
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