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OpenStudy (anonymous):
f(x)=3x-2 and g(x)=x^2+2 Find (fog) (4)
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OpenStudy (amistre64):
well, f composed of g is just: 3g-2 what is that value of g when x=4?
OpenStudy (anonymous):
10
OpenStudy (amistre64):
4^2+2 not 4(2)+2
OpenStudy (amistre64):
16+2=18 for g so f=3(18)-2
OpenStudy (anonymous):
isnt it 4^2 +4
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