04-02-2019
Mathematics

contestada

Helppppp please i need to know the answer right now! Thanks!

Helppppp please i need to know the answer right now Thanks class=

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mathecoach mathecoach

04-02-2019

Answer:

f(7) - f(-7)

= (4 - 7^2) - ((-7)^3 - 2*(-7))

= -45 - (-329)

= 284

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