Write the expression in terms of sine and cosine, and simplify so that no quotients appear in the final expression.csc x(sin x + cos x)
A. -2 tan2 x
B. sec x csc x
C. sin x tan x
D. 1 + cot x
Answer: D
Mathematics
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Find all local extreme values of the given function and identify each as a local maximum, local minimum, or saddle point.
A. 
local maximim
B. 
local minimum; 
local minimum
C. 
saddle point; 
D. 
saddle point
Mathematics
Express the number in terms of j.
A. -j
B. 6j
C. j
D. -6j
Mathematics
Find the reciprocal.
A. 
B. 13
C. 
D. 
Mathematics
Name the quadrant or axis in which the point lies.(6, -5)
A. quadrant I B. quadrant II C. quadrant III D. quadrant IV
Mathematics