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Unformatted text preview: r = 5 sin(3 θ ). 3. A vehicle travels along a line so that its velocity at time t is v ( t ) = 9t 2 meters per second. (a) (2 points) Find the displacement (net distance traveled) of the vehicle from t = 0 to t = 4 seconds. (b) (4 points) Find the total distance traveled by the vehicle from t = 0 to t = 4 seconds. 4. (4 points) Find the fourth roots of81 and express them in polar form. (Note that 81 = 3 4 .) 5. (4 points) A spherical water tank of radius A feet is Flled to a depth D feet. ±ind the volume of water in the tank. A D...
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 Spring '07
 Takeda
 Math, #, 4 seconds, spherical water tank

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