Solve the problem.You have 84 feet of fencing to enclose a rectangular region. What is the maximum area?
A. 7056 sq ft
B. 441 sq ft
C. 1764 sq ft
D. 437 sq ft
Answer: B
Mathematics
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Simplify and then solve.
= 3 + 20 ÷ 4
A. x = -8 B. x = 12 C. x = 92 D. x = 32
Mathematics
Find the indicated vector.Let u = 
. Find -7u.
A. 
B. 
C. 
D. 
Mathematics
Simplify using order of operations.5 - (-6) ? (-8)3
A. 3067 B. 5632 C. -5632 D. -3067
Mathematics
Suppose you have the following project digraph. (The numbers in parentheses represent hours.)
Using the decreasing-time algorithm to schedule this project with two processors results in a finishing time of
A. 22 hours. B. 21 hours. C. 24 hours. D. 26 hours. E. none of these
Mathematics