Write an equivalent expression without negative exponents.

A.
B. - 
C. - m3n9
D.


Answer: A

Mathematics

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Find the average value of    over the given region. over the rectangular solid in the first octant bounded by the coordinate planes and the planes  

A. 25
B. 31
C. 28
D.

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Find the area of the shaded region.

A.
B.
C.
D.

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Solve the problem.Let angle POQ be designated ?. Angles PQR and VRQ are right angles. If ? = 45°, find the exact length of OQ. 

A. 1
B.
C. 0
D.

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Round to the given value. $262.60dollar

A. $262.6 B. $262 C. $263 D. $260

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