Solve f(x)=g(x)f(x) = g(x)f(x)=g(x) where f(x)=x2f(x) = x^2f(x)=x2, g(x)=2xg(x) = 2xg(x)=2x.
x=0x = 0x=0 or x=2x = 2x=2
x=1x = 1x=1
x=−2x = -2x=−2
No solution