If -3 + i is a root of the polynomial function f(x). Which of the following also must be a root of f(x)

Afunction is given: f(x)=3x+12 a. determine the inverse of this function and name it g(x) b. use composite functions to show that these functions are inverses. c. f(g(– explain: what is the domain?

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

In an equilateral triangle, each angle is represented by 5y+3. what is the value of y? a. 9.7 b. 10.8 c. 11.4 d. 7.2