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

You might also like to view...

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).

Mathematics