1. What is the value of x?
A. 21
B. 41
C. 22
D. 20

Need ! give step by step solutions on how to solve number one \frac{9-2\sqrt{3} }{12+\sqrt{3} } number two x+4=\sqrt{13x-20} number three (domain and range) f(x)=2\sqrt[3]{x} +1

Which of these tables represents a non-linear function?

Factor the expression using gcf 9b+45