Simplify. Do not use negative exponents in your answer.y-7? y-5

A.
B.
C.
D. y12

Answer: C

Mathematics

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Find the volume.Find the volume of the solid generated by revolving the region in the first quadrant under the curve  bounded on the left by x = 1, about the x-axis.

A. 81?
B. 9?
C. ?
D. 27?

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Mathematics

6x - 60 + xy - 10y

A. (x - 10)(6 + y) B. (y - 10)(x + 6) C. (y - 10)(6x + y) D. (x - 10y)(6 + y)

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Mathematics

Perform the indicated operations. Simplify the result. - 

A.
B.
C. x + 7
D.

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Mathematics

Solve the problem. Use 3.14 for ?. Round your answer to the nearest hundredth.A one-story building is 190 ft by 340 ft. If a square patio with sides 27 ft occupies the center of the building, how much area remains for offices?

A. 1033 ft2 B. 1060 ft2 C. 952 ft2 D. 63,871 ft2

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Mathematics