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12-11-2020
Mathematics

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f(x) = 2x4 – x2 + 4x + 8
Determine f(-2)

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durkioooo durkioooo

12-11-2020

Answer:

28

Step-by-step explanation:

all you do is sub in -2 for all x values

f(-2) = 2(-2)^4 - (-2)^2 + 4(-2) + 8

=2 x 16 - 4 -8 + 8

so then simplify using bedmas

32-12+8

28

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