How do you find the compositions given #f(x)=x^2# and #g(x)=sqrtx #?
1 Answer
Jan 30, 2016
f(g(x)) = x and g(f(x)) = ± x
Explanation:
the composite function f(g(x)) = f
#( sqrtx ) = (sqrtx)^2 = x# the composite function g(f(x)) = g
#( x^2 ) =sqrt(x^2) = ± x#
