Solve the problem involving direct or inverse variation.If x varies inversely as v, and x = 36 when v = 9, find x when v = 81.
A. x = 81
B. x = 36
C. x = 9
D. x = 4
Answer: D
Mathematics
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Place the correct symbol, < or >, in the blank between the whole numbers.22,644 
22,664
A. > B. <
Mathematics
Solve the trigonometric equation symbolically, graphically, or numerically for 
2 sin2 ? - 1 = 0
A. ? = 45°, 135°, 225°, 315° B. ? = 60°, 120°, 240°, 300° C. ? = 45°, 135° D. ? = 60°, 120°
Mathematics
Add and simplify.
A. 26
B. 10
C. 28
D. 27
Mathematics
Find the reference angle of the given angle.
A. 
B. 
C. 
D. 
Mathematics