How is an exponential function created? Please explain in detail, thank you for your help

If eh = hg and hg=16, find the diameter of k

When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3

Ten times the square of a non-zero number is eqaul to ninety times the number