Use the problem-solving strategy for applications of linear equations to solve the application problem.A rectangle's length is twice its width and its perimeter is 84 m. Find its dimensions.
A. 14 m by 7 m
B. 84 m by 42 m
C. 42 m by 14 m
D. 28 m by 14 m
Answer: D
Mathematics
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Plot the following real numbers on the real number line. ? -3.5 ?
A. 
B. 
C. 
D. 
E. 
Mathematics
Find the limit of the sequence if it converges; otherwise indicate divergence.an = 9 + (0.8)n
A. 9.8 B. 9 C. 10 D. Diverges
Mathematics
Determine whether the sequence converges or diverges, and, if it converges, find 
an.an = 
n
A. e7 B. e C. 1 D. Diverges
Mathematics
Use Stokes' Theorem to calculate the circulation of the field F around the curve C in the indicated direction.F = -7y3i + 7x3j + 8z3k ; C: the portion of the paraboloid x2 + y2 = z cut by the cylinder 
A. - 
?
B. 1701?
C. -1701?
D. 
?
Mathematics