Determine the total turn for the closed curve. Assign a positive measure to counterclockwise turning.
A. 1080°
B. -720°
C. 360°
D. -1080°
Answer: D
Mathematics
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Use the even-odd identities to find the exact value of the expression. cos (-30°)
A. - 
B. - 
C. 
D. 
Mathematics
Evaluate.-63
A. -18 B. 216 C. -216 D. 18
Mathematics
Solve the problem.If a group of 284 people is to be split into equal-sized subgroups of at least two people and no more than 30 people, what are the possible group sizes?
A. 2 and 4 B. 2, 3, and 4 C. 2 and 28 D. 3 and 4
Mathematics
Graph the function.Use the graph of log3x to obtain the graph of f(x) = - 
log3x.
A. 
B. 
C. 
D. 
Mathematics