Homework Help: Math

Posted by John on Wednesday, May 14, 2008 at 5:45pm.

The acceleration a(t) of a moving object is given by the derivative of the velocity function v(t). Find the acceleration of the object at time t=5 seconds if v(t)=12tsquared+8t meters per second. Thanks for any help.

Math - Damon, Wednesday, May 14, 2008 at 6:08pm
v = 12 t^2 + 8 t
dv/dt = a = 24 t + 8
a(5) = 24*5 + 8
= 128

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