Perform the indicated operations. Simplify the result, if possible.
+ 
A. 
B. 
C. 0
D. 
Answer: C
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Solve the problem.Find the image of the given figure under a reflection across the mirror line m.
A. 
B. 
C. 
D. 
Suppose an arc of length s lies on the unit circle x2 + y2 = 1, starting at point (1, 0) and terminating at the point (x, y). Use a calculator to find the approximate coordinates (x, y). Round coordinates to four decimal places when appropriate. 
s = -6.2
A. (0.9965, 0.0831) B. (-0.9965, -0.0831) C. (0.0831, 0.9965) D. (0.9965, -0.0831)
Without using a calculator, determine whether the first number is divisible by the second number.Is 203 divisible by 3?
A. Yes B. No
Solve the problem.From 8 names on a ballot, a committee of 5 will be elected to attend a political national convention. How many different committees are possible?
A. 56 B. 3360 C. 6720 D. 336