Homework Help: math

Posted by Math on Wednesday, May 25, 2011 at 10:55am.

The sales (in millions of dollars) of a laser disc recording of a hit movie t years from the date of release is given by

S(t)=[{4t+1}/{t^3+1}]

How fast is the sales changing one year the laser discs are released?

math - MathMate, Thursday, May 26, 2011 at 8:10am
substitute t=1 in
S(t)=[{4t+1}/{t^3+1}]
to get
S(1)=[{4*1+1}/{1^3+1}]
Can you evaluate S(1)?

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