Use the quadratic formula to solve the problem.

A soccer player throws the ball onto the field from the sideline. An equation modeling the ball's flight is h = -16t2 + 18t + 2. In how many seconds will the ball reach the ground?

Question

Use the quadratic formula to solve the problem.

A soccer player throws the ball onto the field from the sideline. An equation modeling the ball's flight is h = -16t2 + 18t + 2. In how many seconds will the ball reach the ground?

anonymous · Answer

$$\frac{  -b  \pm \sqrt{b^{2}-4ac }  }{ 2a}$$

anonymous · Answer

for your equation a = -16,  b = 18, and c = 2