A child standing 4 feet away from his mother lets go of his balloon at the same height as his mother's line of sight! The

Question

A child standing 4 feet away from his mother lets go of his balloon at the same height as his mother's line of sight! The balloon is rising at a rate of 1 foot per second.
How fast is the angle of elevation from the mother to the balloon changing 3 seconds later?

Kunduz · Accepted Answer

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