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OpenStudy (anonymous):
the total sales of a company after t weeks is given by the integral: S(t)= 60x^2/sqrt(x+9)dx (it is assumed that the sales are initially zero.) a) find the formula for the sales after t weeks, S(t) b) use your formula to find the total sales afetr 1 year (52 weeks).
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OpenStudy (anonymous):
\[\int\limits_{0}^{t}60x^2/\sqrt{x+9}dx\]
OpenStudy (zarkon):
u=x+9
OpenStudy (anonymous):
thanks for the hint
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