ashtonrocco ashtonrocco

23-05-2017
Mathematics

contestada

if f(x)=x^2+2x-10, what is f(-2)?

-10
-16
-18
-2

Respuesta :

PHDFlopper PHDFlopper

23-05-2017

f(x)=x^2+2x-10
f(-2)=4-4-10
f(-2)=-10

the answer is A) or -10

Answer Link

apologiabiology apologiabiology

23-05-2017

sub -2 for x

f(-2)=(-2)^2+2(-2)-10
f(-2)=4-4-10
f(-2)=-10

answer is -10

Answer Link

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