Multiply (p-q) (p²+pq+q²)

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

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1