Is 16.7 a reasonable sum for 7.5 + 9.2 explain

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).

Drag each tile to the correct box. not all tiles will be used. consider the recursively defined function below. create the first five terms of the sequence defined by the given function

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x