Find the partial fraction decomposition for the rational expression.

A.  + 
B.  + 
C.  + 
D.  + 

Answer: D

Mathematics

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Find all solutions to the equation. Express each result in radians.sin 4x = 

A.  + ,  + 
B.  + n?,  + n?
C.  + n?,  + n?
D.  + ,  + 

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Mathematics

Simplify.

A.
B. 6
C. 2 
D. 2 

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Mathematics

Find f[g(x)] and g[f(x)].f(x) = 5x + 9; g(x) = 4x - 7

A. f[g(x)] = 20x - 26 g[f(x)] = 20x + 29  B. f[g(x)] = 20x + 29 g[f(x)] = 20x - 26 C. f[g(x)] = 20x - 29 g[f(x)] = 20x + 26  D. f[g(x)] = 20x + 26 g[f(x)] = 20x - 29 

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Mathematics

Factor.r2 - 6r + 9

A. (r - 3)2 B. (r + 3)2 C. (r - 6)(r + 6) D. (r - 3)(r + 3)

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Mathematics