SOLUTION: Hi I was wondering if I could have help with this word problem: A skydiver jumps out of a plane that is flying 2500 metres above the ground. The skydiver's height, h, in metres,

Question 277256: Hi I was wondering if I could have help with this word problem:
A skydiver jumps out of a plane that is flying 2500 metres above the ground. The skydiver's height, h, in metres, above the ground after t seconds is
h(t)=2500-4.9t^2. The skydiver's parachute opens at 1000 m above the ground. After how many seconds does this happen?
I am in a calculus course, so I am farmiliar with differentiation, and have already derived this function.
J
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

No calculus required here. Just substitute 1000 for

and solve the resulting equation for

Solve for

John

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