Select all the expressions that are equivalent to 3^12•7^9 A. 3^3•3^4•4^9
B. (3^3)^9•(7^3)^6
C. 7^3•(3^-4)^-3•7^6
D. (3^3 +3^9) • (7^6+7^3)
E. 3^20 • (7^3)^3•(3^4)^-2

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.

Find all the angles that satisfy the equation cos(θ)=32