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Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

What is the solution of log2  (3x  -  7)  =  3? 4 5

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c