Which equation shows a valid step in solving cube root 2x-6 + cube root 2x+6=0

Draw the line of reflection that reflects △abc onto triangle δ a'b'c'

In which form is the following function written? y = - 2(x – 3)(x + 5)

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).