Find the product.( + 5)( - 5)

A. -18
B. 2
C. 7 - 2
D. 32


Answer: A

Mathematics

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Solve the problem.If each angle of a regular polygon measures 140°, how many sides does it have?

A. 9 sides B. 1 sides C. 11 sides D. 3 sides

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Solve the problem. Round to the nearest cent or tenth of a percent.Original price $1286.00; markdown $411.52. Find the reduced price and the rate of the markdown.

A. Reduced (new) price = $1697.52 Rate of markdown = 32% B. Reduced (new) price = $874.48 Rate of markdown = 68% C. Reduced (new) price = $874.48 Rate of markdown = 32% D. Reduced (new) price = $411.52 Rate of markdown = 68%

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Solve the equation by completing the square.x2 + 3x - 9 = 0

A.
B.
C. {-3 - 3, -3 + 3}
D.

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Using the given real number, mark the point it determines on the unit circle.-   y 

A.  y 

B.  y 

C.  y 

D.  y 

Mathematics