A volleyball player hits a ball over the net, the equation that represents this scenario is f(x)= -16x2 + 24x + 3, how high did the ball go?

Sanderson is having trouble with his assignment. his shown work is as follows: − 3 7 7 3 = − 3 7 × 7 3 = − 21 21 = −1 however, his answer does not match the answer that his teacher gives him. complete the description of sanderson's mistake. find the correct answer.