Find the exact value by using a sum or difference identity.cos 345°
A. 
B. 
- 
C. 
D. 
Answer: D
Mathematics
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Find an equation of the line with the given slope that passes through the given point. Write the equation in the form 
m = 4; (10, 9)
A. 4x - y = -49 B. 4x - y = 31 C. 4x - y = -9 D. 4x - y = 26
Mathematics
Add or subtract as indicated.-9.3 - (-5.6)
A. 14.9 B. -3.7 C. 3.7 D. -14.9
Mathematics
Solve for x.
= 10
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the absolute value.|-21.1|
A. -21.1 B. 42.2 C. 0 D. 21.1
Mathematics