Solve the problem.If n(A) = 25, n(A ? B) = 73, and n(A ? B) = 21, find n(B).
A. 68
B. 69
C. 70
D. 48
Answer: B
Mathematics
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Provide an appropriate response.If the series 
is integrated term by term, for what value(s) of x does the new series converge?
A. 5 ? x < 7 B. 5 < x ? 7 C. 5 < x < 7 D. 5 ? x ? 7
Mathematics
Find the product.(12y + x)(12y - x)
A. 144y2 - 24xy - x2 B. 144y2 - x2 C. 24y2 - x2 D. 144y2 + 24xy - x2
Mathematics
Decide whether the equation describes a function.y - x = 3
A. yes B. no
Mathematics
Which of the following graphs could represent a function having the given properties?(I) asymptotes x = 2 and x = -2(II) f''(x) > 0 for all x(III) f(x) > 0 for all x > 4
A. 
B. 
C. 
D. 
Mathematics