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Mathematics 27 Online
OpenStudy (anonymous):

Evaluate the function f(x) = 2x + 2, when x = −1. 4 −4 3 0

OpenStudy (anonymous):

@chrisk123

OpenStudy (freckles):

can you replace x with -1

OpenStudy (freckles):

and just do the indicated operations

OpenStudy (freckles):

you have (2 times x)+2 replace x with -1

OpenStudy (anonymous):

4

OpenStudy (freckles):

@roses_red. 2(-1)=?

OpenStudy (anonymous):

thanks

OpenStudy (freckles):

and then whatever you get for that +2

OpenStudy (anonymous):

oh actually negative 4

OpenStudy (anwaarullah):

0

OpenStudy (freckles):

a+(-a)=0

OpenStudy (freckles):

-a+a=0

OpenStudy (anonymous):

actually 0

OpenStudy (anwaarullah):

|dw:1423771649844:dw|

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