Simplify.
A. - 4
B. 
C. - 
D. 2
Answer: D
Mathematics
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Find the absolute value.- 
A. 0 B. 4 C. -2 D. 2
Mathematics
Identify the quadrant for the angle ? satisfying the following conditions.cos ? > 0 and csc ? < 0
A. Quadrant IV B. Quadrant III C. Quadrant II D. Quadrant I
Mathematics
Graph the function.f(x) = 
x
A. 
B. 
C. 
D. 
Mathematics
The graph of the function y = f(x) is given below. Sketch the graph of y = 
.
A. 
B. 
C. 
D. 
Mathematics