Use a product-to-sum identity to rewrite the expression.sin 
cos 
A. 0.5
B. 0.5
C. 0.5
D. 0.5
Answer: A
Mathematics
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Use the appropriate addition formula to find the exact value of the expression.cos 
A. 
+ 
B. 
C. 
- 
D. 
Mathematics
Divide using long division.
A. -3x2 - 5x - 2
B. -3x2 - 5x - 2 + 
C. x2 - 2 + 
D. -3x2 - 5x - 2 + 
Mathematics
The following comparison line graph indicates the number of vehicles sold for a seven week period by two different salespeople. Use the graph to answer the question.
How many more vehicles did Chris sell in the first week than did Chris sell in the third week?
A. 3 vehicles B. 2 vehicles C. 5 vehicles D. 4 vehicles
Mathematics
Find that the midpoint of the line segment from p1(-20,20,3) to P2(6,24,7).
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Mathematics