Solve the problem.The length and width of a rectangle have a sum of 82. What dimensions give the maximum area?
A. Length 41 and width 41
B. Length 32 and width 50
C. Length 40 and width 42
D. Length 31 and width 51
Answer: A
Mathematics
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Find the limit of the sequence if it converges; otherwise indicate divergence.an = 
A. 1
B. - 
C. - 
D. Diverges
Mathematics
Find the domain.f(x) = ?-3x + 1?
A. {x? x is a real number and x ? -1} B. All real numbers C. {x? x is a real number and x ? 0.33333333} D. {x? x is a real number and x ? 3}
Mathematics
Find the amplitude or period as requested.Find the period of y = 2 cos 
.
A. 
B. 3?
C. 6?
D. 2?
Mathematics
Perform the indicated operation. Write your result in scientific notation.(4 × 105)(8 × 107)
A. 3.2 × 1013 B. 32 × 1013 C. 32 × 1035 D. 3.2 × 1012
Mathematics