Use an integer or rational number to express the number representing change.Sales in Jeff's Toys Shop decline 15.0% from last month to this month.

A. -15.0
B. 15.0

Answer: A

Mathematics

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For the given polar equation, write an equivalent rectangular equation.r = 2cot ? csc ?

A. y2 = 2x
B. y = 
C. y = 2x
D. y = 2x2 

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Mathematics

Solve. Then graph. Write the solution set using both set-builder notation and interval notation. < 13

A. {xx ? 28}, [28, ?)

B. {xx > 28}, (28, ?)

C. {xx < 28}, (-?, 28)

D. {xx ? 28}, (-?, 28]

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Mathematics

Multiply, and then simplify if possible. Assume all variables represent positive real numbers.( - 3)( - 3)

A. 5x - 3 - 3 + 9
B. 25x2 - 3 - 3 + 9
C. 5x - 3 - 3 + 9
D. 5x - 3 + 9

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Mathematics

Find the inverse of the function.f(x) = 

A. f-1(x) = (x + 9)3
B. f-1(x) = (x - 9)3
C. f-1(x) = x3 + 9
D. f-1(x) =  - 9

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Mathematics