Perform the indicated operation. -8 + (-4)

Which equation represents the function on the graph?

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).

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2