Find the first six terms of the sequence.a1 = 8, an = 1 - 
A. 8, 
, - 
, -8, 
, 
B. 8, 
, - 
, 8, 
, - 
C. 8, 
, 
, -6, 
, 
D. 8, - 
, 
, 
, - 
, 
Answer: B
Mathematics
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Calculate the arc length of the indicated portion of the curve r(t).r(t) = (8cos3 9t)j + (8sin3 9t)k; 
? ? t ? 
?
A. 0 B. 4 C. 12 D. 24
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One property of proportions takes the form, “If 
, then 
.” Use this property to complete this statement. Because 
, it follows that:
What will be an ideal response?
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Solve the problem.A husband and wife have a 
probability of passing on brown eyes to their children. If they have three children, what is the probability that only one will have brown eyes?
A. 
B. 
C. 
D. 
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Find the midpoint of the segment with the given endpoints.
and 
A. 
B. 
C. 
D. 
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