Find the exact value of the expression using a sum or difference identity.cos 165°
A. 
B. 
C. 
D. 
Answer: B
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Determine whether the graph is connected or nonconnected.
A. Nonconnected B. Connected
Four heirs (A, B, C, and D) must divide fairly an estate consisting of three items - a house, a cabin and a boat - using the method of sealed bids. The players' bids (in dollars) are:
The original fair share of player B is worth
A. $62,500. B. $65,500. C. $64,000. D. $62,000. E. none of these
Solve. Write the answer as a mixed number as needed.Fahrenheit temperatures can be obtained from Celsius (centigrade) by multiplying by 1
and adding 32°. What Fahrenheit temperature corresponds to a Celsius temperature of 21°?
A. 95
°F
B. 48
°F
C. 69
°F
D. 53
°F
Find an expression for the general term, an.64, -16, 4, -1, . . .
A. an = 64(-4) n - 1
B. an = 64
n - 1
C. an = 64
n - 1
D. an = 64
n - 1