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Mathematics 7 Online
OpenStudy (anonymous):

Given the function f(x) = 2x + 4 find the value when x = -2.

Parth (parthkohli):

\[f(\color{green}{x}) = 2\color{green}x + 4 \\ f(\color{green}2) = 2(\color{green}2) + 4 = \cdots\]

Parth (parthkohli):

You just replace all \(x\)'s with 2's.

OpenStudy (anonymous):

okay..so, what is the answer? A. 8 B. 6 C. 2 D. 0

OpenStudy (anonymous):

f(2)=8?

Parth (parthkohli):

Yes.

OpenStudy (anonymous):

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