Choose the polar equation that matches the graph.
A. r = sec(2?)
B. r = csc(2?)
C. r = cos(2?)/?
D. r = cos(?/2)
Answer: A
Mathematics
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Find the slopes of the lines that are (a) parallel to and (b) perpendicular to the line passing through the pair of points.(-3, -10) and (-1, 6)
A. (a) 8; (b) - 
B. (a) 
; (b) - 8
C. (a) - 8; (b) 
D. (a) 8; (b) - 8
Mathematics
If possible, determine the slope.7 ? f(x) - 1 = 0
A. 7
B. 0
C. 
D. Not defined
Mathematics
Graph the function.y = sin x
A. 
B. 
C. 
D. 
Mathematics
Find the identical expression for the following.
?
?
A. 0
B. 
C. 
D. 
E. 
Mathematics