Perform the indicated operations and simplify the result. Leave the answer in factored form. - 

A.  
B.
C.  
D.  


Answer: A

Mathematics

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Solve the problem.The power P (in W) generated by a particular windmill is given by  where V is the velocity of the wind (in mph). Find the instantaneous rate of change of power with respect to velocity when the velocity is 

A. 5.0 W/mph B. 2.3 W/mph C. 0.3 W/mph D. 10.7 W/mph

Mathematics

If , what is the value of ? Round your answer to two decimal places if necessary. ?

A. 16.96 B. 15.8 C. 21.84 D. None of the above

Mathematics

Multiply. Express the product in lowest terms. ? 

A.  
B.  
C.
D.

Mathematics

Find the surface area of the geometric solid. If needed, use 3.14 as an approximation for ? and round the answer to the nearest tenth.Cube: s = 9 ft

A. 648 ft2 B. 486 ft2 C. 243 ft2 D. 729 ft2

Mathematics