Determine whether the equation defines y as a function of x.xy + 6y = 1
A. y is a function of x
B. y is not a function of x
Answer: A
Mathematics
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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 parabola 
and the line 
A. 
B. 
C. 
D. 
Mathematics
Use the formula for Sn to find the sum for the geometric sequence.
, 
, 
, 
, 
A. 
B. 
C. 21
D. 
Mathematics
Solve the system by substitution.
x + 
y = 4
x - 2y = 21
A. {(-6, -8)} B. {(6, -8)} C. {(-6, 8)} D. {(6, 8)}
Mathematics
Find the indicated term of the sequence.an = 5n2(13n - 79); a5
A. 18,625 B. 18,000 C. -1750 D. -2375
Mathematics