Answer:
Step-by-step explanation:
20% tip on 52.22 is 10.44
52.22*0.2=10.44
I don't think he has enough to do it though
52.22+10.44=62.664
Answer:
False
Step-by-step explanation:
Here is a counter example:
● f(x) = x^2
● g(x) = 3x
● (f○g)(x) = (3x)^2 = 9x^2 (1)
● (g○f)(x) = 3(x^2) = 3x^2 (2)
We can see that (1) and (2) aren't equal to each others.