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Given the function f(x) = 8x2 -14x - 10, find f(-2)
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4 votes
Given the function f(x) = 8x2 -14x - 10, find f(-2)

User Lxa
by
5.8k points

2 Answers

1 vote

Answer:

-32 I think (plz dont be mad at me if this is wrong)

Explanation:

User Vinod Jat
by
4.9k points
4 votes

Answer:

f(-2) = 50

Explanation:

f(x) = 8x^2 - 14x - 10, find f(-2)

Just like how -2 replaced x in f(x), you will replace x with -2 in the equation

f(-2) = 8(-2)^2 - 14(-2) - 10

f(-2) = 8(4) + 28 - 10

f(-2) = 32 + 18

f(-2) = 50

User Shivani Rastogi
by
5.5k points
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