Pls help “Given f(x)=2x^2-5x evaluate f(-4).”

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Fiasco Labs asked Sep 21, 2022

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Pls help “Given f(x)=2x^2-5x evaluate f(-4).”

Mathematics
high-school

Fiasco Labs asked Sep 21, 2022

by Fiasco Labs

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19 votes

Answer:

-4

Explanation:

F(-4)= 2x^2 - 5x

F(-4)= 4x - 5x

F(-4)-4x+5x

F (-4)1

-4

Alysia answered Sep 22, 2022

by Alysia

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27 votes

Explanation:

2x^2-5x

f(x)= 2(4)^2-5(4)

2(16)-20

32-20= 12

ZTrix answered Sep 25, 2022

by ZTrix

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