Suppose the quantity demanded per week of a certain dress is related to the unit price  by the demand equation , where

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To maximize the revenue, how many dresses should be made and sold each week? (Hint: .) Round the answer to the nearest integer.
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__________ dresses

Fill in the blank(s) with the appropriate word(s).

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133

Mathematics

Write the contrapositive of the statement.If I am in the city of Fligaroo, then I am on the planet Plochus.

A. If I am not in the city of Fligaroo, then I am on the planet Plochus. B. If I am not in the city of Fligaroo, then I am not on the planet Plochus. C. If I am not on the planet Plochus, then I am in the city of Fligaroo. D. If I am not on the planet Plochus, then I am not in the city of Fligaroo.

Use a calculator to find the function value to four decimal places.cos (2.28)

A. 0.7589 B. 1.3177 C. 0.9992 D. -0.6512

Evaluate the logarithm to four decimal places.ln 0.996

A. -0.0040 B. 0.0040 C. -0.0017 D. 0.0017

Use the given vectors to find the value of the indicated scalar.u = -9i + 4j and v = -14i - 13j; Find u ? v.

A. 74 B. -52 C. 178 D. 126