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F(x)=2x^2+7x. find f(-2)
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4 votes
F(x)=2x^2+7x. find f(-2)

User KeyboardFriendly
by
7.3k points

2 Answers

5 votes

Answer:

f(-2) = -6

Explanation:

f(x)=2x^2+7x f(-2)

We put -2 in for x and solve

f(-2) = 2(-2)^2 + 7(-2)

f(-2) = 2(4) - 14

f(-2) = 8 - 14

f(-2) = -6

User John Halbert
by
7.5k points
2 votes
Ans: -6

2 (-2)^2 + 7(-2)
2 (4) - 14
8 - 14 = -6
User Amaksr
by
7.7k points
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