Write the trigonometric expression as an algebraic expression containing u and v.cos(tan-1 u + tan-1 v)

A.
B.
C.
D.


Answer: D

Mathematics

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Provide an appropriate response.Which of the following voting methods always satisfies Fairness Criterion 2?

A. Sequential runoff B. Borda count C. Plurality D. Pairwise comparison

Mathematics

Provide an appropriate response.Solve the equation: 2x2 - 3x = 0

A. x = 0, 
B. x = 1.5
C. x = 0, 3
D. x = 0, -1.5

Mathematics

Solve the equation by completing the square.8d2 + 30d + 25 = 0

A.
B.
C.
D.

Mathematics

Completely factor the polynomial or state that the polynomial is prime.9x2 - 9x - 54

A. 9(x - 2)(x + 3) B. 9(x + 2)(x - 3) C. (9x + 18)(x - 3) D. prime

Mathematics