Simplify.
A. 2 cot x
B. 2(sin x + cos x)
C. 2(sin x - cos x)
D. 2 tan x
Answer: B
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For an election with four candidates (A, B, C, and D) we have the following preference schedule:
The ranking of the candidates using the Borda count method is
A. first: A; second: D; third: C; fourth: B. B. first: D; second: A; third: C; fourth: B. C. first: D; second: C; third: A; fourth: B. D. first: A; second: C; third: D; fourth: B. E. none of these
Find all values of p for which the series  FIGURE 1.png)
converges.
What will be an ideal response?
Find the distance d(P1, P2) between the points P1 and P2.P1 = (-0.9, -0.2); P2 = (1.3, -2.8) Round to three decimal places, if necessary.
A. 3.406 B. 24 C. 3.506 D. 10.77
Determine whether the lines through each pair of points are parallel, perpendicular, or neither.(-2, 9) and (8, 1); (-3, 1) and (-7, -4)
A. parallel B. neither C. perpendicular