Given the following functions: f(x)=-3+4
g(x)=-2/3 x+9
h(x)=3x^2-6

1. Find (f•g)(-5)
2.Find (g•h)(x)
3.Find (h•f)(x)

4.What is the inverse of the function f(x)=2+(2/3x)

please show work or explain if possible. thank you!!!

After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8