Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.-4, -12, -36, -108, -324, . . .
A. no
B. yes, 
C. yes, 3
D. yes, -3
Answer: C
Mathematics
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Determine whether the given function satisfies a Laplace equation.f(x, y) = cos(x) sin(-y)
A. Yes B. No
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Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The lines 
, 
, and 
A. 
B. 
C. 
D. 
Mathematics
Find the quotient.8 ÷ 1
A. 1 B. undefined C. 0 D. 8
Mathematics
Solve the problem.One length of a rectangular garden lies along a wall. The rest of the garden is enclosed by 56 feet of fencing. If the length of the garden is 4 feet shorter than twice the width, what is the area of the garden?
A. 390 ft2 B. 185 ft2 C. 450 ft2 D. 82 ft2
Mathematics