SOLUTION: f(x)=3x+5. show your work is the point(-2,1)on the graph of the function? Is x=0 a zero of the function?

SOLUTION: f(x)=3x+5. show your work is the point(-2,1)on the graph of the function? Is x=0 a zero of the function?

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Question 495901: f(x)=3x+5. show your work is the point(-2,1)on the graph of the function? Is x=0 a zero of the function?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
f(-2)=3*-2+5
f(-2)=-6+5
f(-2)=-1
(-2,1) no
----------------
f(0)=3*0+5
f(0)=5
(0,5) yes
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