Solve.For the geometric sequence 64, 16, 4, 1, ... , find an.
A. an = 
n-4
B. an = 4n
C. an = 
n
D. an = 4n-4
Answer: A
Mathematics
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Find the particular solution to the given differential equation that satisfies the given conditions.Find the solution of the equation 
if 
for 
and 
for 
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Perform the indicated clock arithmetic.4 ? 2 (12-hr clock)
A. 8 B. Does not exist C. 2 D. 12
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Factor the expression completely, if possible.16y4 - 40y3 + 25y2
A. (4y2 - 5y)2 B. y2(4y - 5)(4y + 5) C. y2(4y + 5)2 D. y2(4y - 5)2
Mathematics