Use the given information to find the exact value of each of the following. a. sin 2theta =
b. cos 2theta =
C. tan 2theta =
cot theta= 11, theta lies in quadrant III

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After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour.what is the cyclist average rate for the round trip in miles per hour ?