Write out the first five terms of the sequence.an = (-1)n - 1 
A. 3, 
, 1, 
, 
B. 3, - 
, 1, - 
, 
C. - 3, 
, 1, - 
, 
D. - 3, 
, - 1, 
, - 
Answer: B
Mathematics
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Use a calculator to approximate the area of the surface generated when the given curve is revolved about the x-axis. Round to two decimal places when necessary.y = sinx on 
A. 13.39 B. 7.65 C. 5.1 D. 1.15
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Multiply and round to the nearest hundredth.-5.97(0.09)(-1.98)
A. 1.06 B. 0.54 C. -7.86 D. -1.06
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Solve. Write a mixed numeral for the answer.Denise's triplets weighed 3
lb, 4
lb, and 4
lb at birth. Find their average birth weight.
A. 4
lb
B. 3
lb
C. 4
lb
D. 4
lb
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Find the quotient.
A. 4x2 - 2x + 1 B. 4x2 + 2x + 1 C. 4x2 + 1 D. 4x2 + 2x - 1
Mathematics