taekiyoo taekiyoo

28-07-2017
Mathematics

contestada

f(x)=x^2-3x. what is the value of f(-8).
-I need help with the first step-

fxx23x what is the value of f8I need help with the first step class=

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riyama43 riyama43

31-07-2017

This is super easy simply plug -8 into all the x's

F(x)=x^2-3x.
-8^2 - 3(-8)
= 64 - 24
= 40

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