Write the expression in terms of sines and/or cosines, and then simplify.
+ 
A. 1
B. 1 + cos2 x
C. 1 + sin2 x
D. 2 cos2 x
Answer: A
Mathematics
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Write the expression in lowest terms.
A. 
k
B. 
k
C. 
D. 
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Find the slope of the line through the given pair of points.(-16, -2) and (7, -12)
A. - 
B. 
C. 
D. - 
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Find the indicated matrix.Let A = [-3 2] and B = [1 0]. Find 2A + 3B.
A. [-5 4] B. [-6 4] C. [-3 4] D. [0 2]
Mathematics
Determine whether the set is finite or infinite.The set of natural numbers greater than 1
A. Finite B. Infinite
Mathematics