Question

Which of the following gives the number of petals of the rose curve r=6cos 20 ?

(A) 1 (B)2 (C) 4 (D) 6
(E) 12

please include work

Answer 1

assalam o aalaikum

Explanation:

1. At the Blue Jays game, Steven Matz (height = 1.2m) throws a baseball(140g) straight in

the air with 95N of force for 30cm.

1. What is the speed of the ball 2.4 m above the ground?

2. What is the maximum height of the ball (assuming no air resistance)?