Simplify.(10x3)3

A. 10x9
B. 10x3
C. 1000x27
D. 1000x9


Answer: D

Mathematics

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Use scientific notation to solve the problem.A company produced 925,000 small appliances in one year and made a profit of $8,620,000. What was the profit on each appliance?

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Solve the problem.Find the area of the shaded portion ( see illustration) of a circle of radius 25 cm, formed by a central angle of  Round your answer to the nearest square cm.  [Hint: Subtract the area of the triangle from the area of the sector of the circle to obtain the area of the shaded portion.]

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Simplify the rational expression. If the expression is already in simplest form, state this as your answer.

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Mathematics