Solve the inequality, and graph the solution set.
? 0
A. [-7, 3] ? (4, ?)
B. [3, 4)
C. (-?, -7) ? (3, 4)
D. (-?, -7] ? [3, 4)
Answer: D
Mathematics
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A. 33 B. 27 C. 25 D. 18
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Round to the nearest tenth.137.93
A. 137.93 B. 137 C. 137.8 D. 137.9
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Solve the problem.Suppose the following matrix represents the input-output matrix of a primitive economy. How much of each commodity should be produced to produce 5 bushels of yams and 1 pigs?
A.
X =
B.
X =
C.
X =
D.
X =
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Find the inverse function of f.?
?
, x ?
?
A. ?, x ?
B. ?, x ?
C. ?, x ? -4
D. ?, x ?
E. ?, x ?
Mathematics