Find the length of the curve.The spiral r = 4?2, 0 ? ? ? 2

A. ((?2 + 1)3/2 - 1)
B. ?5
C.
D.

Answer: D

Mathematics

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Find the extreme values of the function subject to the given constraint.  

A. Maximum: 8 at    minimum: -8 at   
B. Maximum: 1 at    minimum: -1 at   
C. Maximum: 1 at    minimum: -1 at   
D. Maximum: 9 at    minimum: -9 at   

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Mathematics

Find the indicated sum.

A. - 
B.
C. - 
D.

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Mathematics

Solve the compound inequality. Express the solution using interval notation. Graph the solution set.x < -3 or x > 8

A. (-3, 8)

B. (-?, -3) ? (8, ?)

C. (-?, -8) ? (3, ?)

D. [-8, -3]

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Mathematics

Rationalize the denominator.

A.
B.
C.
D.

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Mathematics