DestinyKiara99 DestinyKiara99

20-02-2017
Mathematics

contestada

The functions f and g are defined as follows.
f(x)=+3x+2
g(x)=−2x^3 -3
Find f(−6) and g(−2)
Simplify your answers as much as possible.

Respuesta :

brainyhouse79 brainyhouse79

21-02-2017

Pretty sure it's
-6=3x+2
-2. - 2
---
-8=3x
divide -8÷3=2.666666
so.....
x= -2.6666
or both of them are right, just
x= -8/3. different ways to write

-2=2x^3-3
and the image above shows the answer and steps

Ver imagen brainyhouse79

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