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Given f(x) = -2x– 9x + 7, what is the value of f(-3)?
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Given f(x) = -2x– 9x + 7, what is the value of f(-3)?

User Hossein Vatani
by
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1 Answer

5 votes

Answer:

f(- 3) = 40

Explanation:

To evaluate f(- 3), substitute x = - 3 into f(x), that is

f(- 3) = - 2(- 3) - 9(- 3) + 7 = 6 + 27 + 7 = 40

User Dilip Tiwari
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