Simplify the expression.cos 
[csc x - sin x]
A. sin2x
B. cos2x
C. tan x
D. sin x - csc x
Answer: B
Mathematics
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Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; 
B. converges; 2
C. diverges
D. converges; 
Mathematics
Find the sum of the first n terms of the geometric sequence for the values of a1 and r.n = 4, a1 = 168, r = 3.4
A. 6603.072 B. 2681.28 C. 6553.66 D. 9284.352
Mathematics
Determine the slope and the y-intercept.y = -36x + 974
A. Slope = -36, y-intercept = (0, 974) B. Slope = 974, y-intercept = (0, -36) C. Slope = 974, y-intercept = (0, 36) D. Slope = 36, y-intercept = (0, 974)
Mathematics
Simplify the difference.(7x + 4) - (4x - 6)
A. 3x - 10 B. 11x + 10 C. 3x + 10 D. 11x - 10
Mathematics