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Lee A.

asked • 07/28/17

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An object is moving in a straight line from a fixed point. The displacement s(in meters) is given by s=-2t^2+28t+45, t is greater than or equal to 0, where t is in seconds. 
 
1. Describe the direction of the motion at, t=3s, t=7s, and t=9s

Michael J.

What is the coordinate from the fixed point?
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07/28/17

Lee A.

what do you mean?
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07/28/17

1 Expert Answer

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Andy C. answered • 07/28/17

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