Welcome to Westonci.ca, your go-to destination for finding answers to all your questions. Join our expert community today! Get expert answers to your questions quickly and accurately from our dedicated community of professionals. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform.

please help‼️

If a ball is thrown straight up with a speed of 68 ft/s, its height at time t (in seconds) is given by h(t)=-8² +681 +5. Use graphing technology to determine the following and round where appropriate.
a) What is the maximum height of the ball?
b) When does the ball reach its maximum height?
c) When does the ball hit the ground?