Assume y varies jointly with x and z. If y = 12 when x = 2 and z = 4, find x when y = 9 and z =6.

What is the value of the expression below? (81^2)^1/8

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0