Evaluate the expression using the order of operations.

A. -4
B. 2
C. -2
D. 4

Answer: A

Mathematics

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Find the area of the surface generated by revolving the curve about the indicated axis.  x = sin t, y = 7 + cos t, 0 ? t ? 2?; x-axis

A. 7?2 B. 42?2 C. 28?2 D. 21?2

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Decompose the fraction into partial fractions. ?

What will be an ideal response?

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Convert to exponential notation.

A.
B. mn1/7
C. (mn)1/7
D. m1/7n

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Suppose that you toss a coin and roll a die. The sample space is shown in Figure. What is the probability of obtaining tails? ? ?

A.
B. ?
C. ?
D. ?
E. ?

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