Projectile Motion You hit a golf ball into the air from a height of 1 in. above the ground with an initial vertical velocity of 85 ft/s. The function
What value should you substitute for h?
You are trying to determine whether the ball will reach 115 ft. Replace h with 115.
The discriminant is negative. The equation
Solve each equation using the Quadratic Formula.
Find the discriminant of each quadratic equation. Determine the number of real solutions.