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OpenStudy (anonymous):
Letf(x)=-4x+7 and g(x)=2x-6. Find (f (open O) g) (1)
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OpenStudy (anonymous):
ok now we got it. first compute \[g(1)=2\times 1-6=2-6=-4\]
OpenStudy (anonymous):
then compute \[f(-4)=-4\times (-4)+7=16+7=23\]
OpenStudy (anonymous):
or compute \[f(g(x))=f(2x-6)=-4(2x-6)+7=-8x+24+7=-8x+31\]
OpenStudy (anonymous):
then \[f(g(1))=-8\times 1+31=-8+31=23\]
OpenStudy (anonymous):
your choice
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OpenStudy (anonymous):
23?
OpenStudy (anonymous):
yes 23
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