Question

A 2 tall basketball player attempts a goal 13 . 5 from the basket that is 3 . 05 high. 2 m 3 . 05 m 13 . 5 m v 0 49 ◦ If he shoots the ball at a 49 ◦ angle, at what initial speed must he throw the basketball so that it goes through the hoop without striking the backboard? The acceleration of gravity is 9 . 81 m / s 2 . Answer in units of m / s