Colonel Harry a. Froboess of Switzerland jumped upward and outward from a windonw of a blimp and landed in a body of water on June 22, 1936. His jump was 120m, about the height of a 40-storey building. The path of his jump can be represented by the quadratic relationship h = 120 + 5.5t

- 4.9t^2,where h is the height above the water in metres and t is te time in seconds.

a) Find the maximum height of his dive.

b) How long did it take him to reach the water?

2 answers

What kind of HELP do you need? You need to be specific when asking questions here.

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I just want to know if when I am doing this equation, that the answer to b) is figuring out the x-intercept