maddie1421 maddie1421

24-10-2018
Mathematics

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If f(x) = -7x + 5x2 + 10, what does f(-2) equal?

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24-10-2018

Answer:

f(-2) = 34

Step-by-step explanation:

Simply input the value (-2) into the equation : -7x + 5*2 + 10

-7(-2) + 10 +10

+14 + 10 +10. Note: - * - = +, so there it changes to +14

= 34

f(-2) = 34

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