Practice problem
f(x)=x2+x f(x)=\dfrac x{2+x}\:f(x)=2+xx and g(x)=2x1−x g(x)=\dfrac{2x}{1-x}\:g(x)=1−x2x, find
a. f(g(x))f(g(x))f(g(x))
b. g(f(x))g(f(x))g(f(x))
a. xxx
a. 2x2x2x
a. x2\frac x22x
b. xxx
b. 2x2x2x
b. xx2x\frac x2x2x
Type a concept, like “slope” or “photosynthesis”.