Subtract.-19 - (-19)
A. 19
B. 0
C. -19
D. 38
Answer: B
Mathematics
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- sin 
A. 
B. 
C. 
D. 
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What is the conjugate of -1+j?
What will be an ideal response?
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Multiply. Write a mixed numeral for the answer.4
? 2
A. 8
B. 16
C. 8
D. 10
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Find the maximum or minimum value of the given objective function of a linear programming problem. The figure illustrates the graph of feasible points. 
z = 7x + 8y. Find minimum.
A. minimum: 44 B. minimum: 54 C. minimum: 45 D. no minimum
Mathematics