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29-04-2018
Mathematics

contestada

let f(x)=2x^2+7x-5 and g(x)=-8x^2-3x+5. what is g(x)+f(x)?

Respuesta :

calculista calculista

09-05-2018

we have that
f(x)=2x²+7x-5
g(x)=-8x²-3x+5

g(x)+f(x)=[-8x²-3x+5]+ [2x²+7x-5]
=(-8x²+2x²)+(-3x+7x)+(5-5)
=-6x²+4x+0

the answer is
-6x²+4x

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