Express the given vector as a linear combination of the unit vectors i and j.
A. 5i - 2j
B. -5i + 2j
C. -i + 6j
D. i + 6j
Answer: C
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Simplify the expression.
A. 
B. 
C. 
D. 
The Country Workshop's total weekly profit (in dollars) realized in manufacturing and selling its rolltop desks is given by
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where x stands for the number of finished units and y denotes the number of unfinished units manufactured and sold per week. Currently, the weekly output is 130 finished and 105 unfinished units. Determine the approximate change in the total weekly profit if the sole proprietor of the Country Workshop decides to increase the number of finished units to 140 per week and decrease the number of unfinished units to 100 per week.
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A. $63.33 per week
B. $950.00 per week
C. $190.00 per week
D. $95.00 per week
E. $9,500.00 per week
The associative and commutative properties for addition allow for three or more integers to be added in any order. Find the given sum.-4 + (-2) + (-3) + (-14)
A. -11 B. -23 C. -9 D. -15
Select the correct graph of the inequality.
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A. ?
B. ?
C. ?
D. ?
E. ?