Posted by **Student** on Thursday, May 24, 2012 at 5:22pm.

When S is sales and t is time, and the original function is S(t), what does S'(24) and S''(24) represent?

- CALCULUS! -
**Student**, Thursday, May 24, 2012 at 5:30pm
When S is sales and t is time, and the original function is S(t), what does S'(24)>0 and S''(24)<0 represent?

- CALCULUS! -
**bobpursley**, Thursday, May 24, 2012 at 6:26pm
s'(24)>0 means that sales at time 24 is increaseing

s"(24)<0 means that the rate of increasing sales at time 24 is decreasing.

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