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The velocity​ (in feet/second) of a projectile t seconds after it is launched from a height...

The velocity​ (in feet/second) of a projectile t seconds after it is launched from a height of 10 feet is given by

v(t) = -15.8t+144

Approximate its height after 3 seconds using 6 rectangles.

It is approximately _____ Feet.

​(Round final answer to nearest tenth. Do NOT round until the final​ answer.)

Math   Calculus   
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