Use the method suggested to compute mentally.Use trading off. 
A. 33
B. 45
C. 39
D. 40
Answer: C
Mathematics
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Sketch the graph of the function.y = 2 sin 3x - 2 cos 3x
A. 
B. 
C. 
D. 
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Multiply and simplify.(1 + cot ?)2
A. cos2? - cot ? B. csc2? + 2 cot ? C. 1 + 2 sin2? D. sin ? + csc ?
Mathematics
Solve for the amount of discount and amount due.Invoice amt: $1681Invoice date: Nov 26Terms: 3/15, n/40Goods returned: $83Date paid: Dec 11
A. Amount of discount: $50.43; amount due: $1713.57 B. Amount of discount: $0; amount due: $1598.00 C. Amount of discount: $47.94; amount due: $1550.06 D. Amount of discount: $50.43; amount due: $1547.57
Mathematics
In how many ways can 8 candy bars be selected from 13 different candy bars? ?
A. 1,030 B. 2,574 C. 3,861 D. 1,287 E. 5,148
Mathematics