For the pair of functions, find the indicated sum, difference, product, or quotient.Find (-4) when f(x) = 2x - 2 and g(x) = 2x2 + 14x + 4.

A. - 
B. -  
C.  
D.  


Answer: D

Mathematics

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A. 523 B. 527 C. 261 D. 52

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Solve the differential equation.y ' + y tan x = cos x, -?/2 < x < ?/2

A. y = x sin x + C sin x, -?/2 < x < ?/2 B. y = x cos x + C cos x, -?/2 < x < ?/2 C. y = x sin x + C cos x, -?/2 < x < ?/2 D. y = x cos x + C sin x, -?/2 < x < ?/2

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Factor the expression completely. ? ?

A.
B.
C.
D.

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Predict the general, or nth term, an, of the sequence.0, log 10, log 100, log 1000, log 10,000, . . .

A. logn 10, or n B. (log 10)n, or n + 1 C. log 10n, or n D. log 10n-1, or n - 1

Mathematics