tonycaldwell98 tonycaldwell98

30-10-2016
Mathematics

contestada

For the function f(x) = x + 9, find (f o f 1^-1)(5)

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Аноним Аноним

30-10-2016

I hope this helps you

y=x+9

x=y-9 f^-1 (x)= x-9

x=5 f^-1 (5)=5-9 = -4

f (f^-1))=f (-4)=?

x= -4

f (-4)=-4+9

f (-4)= 5

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