Multiply and simplify.cot x (sin x - sec x)

A. tan x - sin x
B. cos x - csc x
C. cot x + csc x
D. cos x - cot x


Answer: B

Mathematics

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Solve for y in terms of x.8 log 4 x + log 4 y = 1

A. y = 1 - 8x
B. y = 
C. y = 
D. y = 4 - 8x

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Find the total cost of the stock purchase assuming a commission of $7.95.290 shares at $190.25

A. $55,172.50 B. $55,191.70 C. $55,169.20 D. $55,180.45

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Use the rational zeros theorem to completely factor the given polynomial P(x).P(x) = x4 - 4x3 - 9x2 + 52x - 52

A. (x - 2)(x - 2)(x - )(x + )
B. (x - 2)(x - )(x + )
C. (x - 13)(x - )(x + )
D. (x - 13)(x - 2)(x - )(x + )

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Find the numerical value of the expression for  and 8x2 + 9x

A. a) 92 b) 2430 B. a) 100 b) 450 C. a) 164 b) 2754 D. a) 68 b) 306

Mathematics