October 4, 2015

Homework Help: calculus

Posted by ibo on Wednesday, September 29, 2010 at 2:52pm.

A rocket rises vertically from a point on the ground that is 100m from an observer at ground level. The observer notes that the angle of elevation is increasing at a rate of 12∘per second when the angle of elevation is 60∘. Find the speed of the rocket at that instant. Hint: remember to use radians.

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