The given pattern continues. Write down the nth term of the sequence {an} suggested by the pattern.2, 4, 8, 16, 32, ...
A. an = 2 + 2(n - 1)
B. an = 2n-1 + 1
C. an = 2n
D. an = 2n
Answer: D
Mathematics
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Without graphing the function, determine its amplitude or period as requested.y = -4 cos xFind the period.
A. 4
B. 2?
C. 
D. ?
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Solve the inequality. Give the solution set in both set-builder notation and graph form.x - 2 > 2 or x + 2 < 1
A. 
B. 
C. 
D. 
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If the slant height of a right square pyramid is equal to a side of its base, s, then the volume of the pyramid is
(a) 1/6 s3 ?3 (b) 1/2s3 ?3 (c) 1/6 s3 (d) s3 (e) 1/3 s3
Mathematics
Find and simplify the difference quotient 
for the given function.f(x) = 7
A. 1
B. 1 + 
C. 0
D. 7
Mathematics