Multiply (9 –4i)(2 + 5i).
a. –2 + 37i
b. 18 –20i2
c. 38 + 37i
d. 18 + 37i –20i2

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?

What other information do you need to prove triangle dac=bca by asa

How many solutions does the nonlinear system of equations graphed bellow have?