Jawabanmu

2014-01-25T06:53:19+07:00
I(x)=x, f(x)=2x+5, dan g(x)=2x²-6x+5 tentukan:
a. Iof(x)=I(f(x))=I(2X+5)= 2X +5
b. foI(x)=f(I(x))=f(x)=2X+5
c. Iog(x)=I(g(x))=I(
2x²-6x+5)= 2x²-6x+5
d. goI(x)
=g(I(x))=g(X)= 2x²-6x+5