amourjenny amourjenny

01-08-2019
Mathematics

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Which of the following is a linear function?

A. ƒ(x) = 2 + x + x2
B. f(x)=2/x+7
C. ƒ(x) = √ 2 + 7x
D. ƒ(x) = 2 – 7x

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fatoumata1288p2mm26 fatoumata1288p2mm26

01-08-2019

The answer is D because if you flip it you will have an MX+b equation meaning it is linear. hope this helps

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