A tourist at scenic Point Loma, California uses a telescope totrack a boat approaching the shore. If the boat moves at a rateof 15 meters per second, and the lens of the telescopeis 35 meters above water level, how fast is the angle ofdepression of the telescope (?) changing when the boatis 160 meters from shore? Round any intermediatecalculations to no less than six decimal places, and round yourfinal answer to four decimal places

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Lets denote h as the height at which the boat is from the waters surface d as the horizontal distanc... View the full answer