What is the magnitude of a?

4
-4
3
-3

Given the function f(x) = log base 4(x+8) , find the value of f^-1(2)

"princess tower" in dubai is considered the world's tallest residential building, towering to 1 0 1 101 floors! t ( n ) t(n) models the number of tenants living on floor n n of the tower. what does the statement t ( 2 0 ) = t ( c ) t(20)=t(c) mean?

Sketch one cycle if the cosine function y=2cos2theta