jjj1236
jjj1236
06-03-2017
Mathematics
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for f(x)=2x+1 and g(x) x^2-7 find (fog)(2)
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Аноним
Аноним
06-03-2017
I hope this helps you
g (2)=2^2-7
g (2)= -3
fog (2)=f (g (2))=f (-3)
f (-3)=2. (-3)+1
f (-3)= -5
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