Simplify the expression. ? 

A.
B.  
C.  
D.  


Answer: D

Mathematics

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Find the length of the curve.y = , 4 ? x ? 7

A. 22
B. 12
C. 33
D.  

Mathematics

Find the volume.Find the volume of the solid generated by revolving the region under the curve  from  to  about the 

A. 9?
B. 18?
C. 9
D. ?

Mathematics

Use DeMoivre's Theorem to find the indicated power of the complex number. Write the answer in rectangular form.(-2 + 2i)3

A. -2 + 2i
B. 8 + 6i
C. 8
D. 64

Mathematics

Solve the equation. If necessary, round the answer to four decimal places. ? ? (Hint: )

Fill in the blank(s) with the appropriate word(s).

Mathematics