Write the partial fraction decomposition of the rational expression.

A.  + 
B.  + 
C.  + 
D.  + 


Answer: C

Mathematics

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Find a general term an for the geometric sequence.a1 = -  and r = -2

A. an = -  + (n - 1)
B. an = -  ? (-2)(n-1)
C. an = n-1 + 
D. an = -  - (n - 1)

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Sketch the graph of the polynomial function. Use the rational zeros theorem when finding the zeros.f(x) = 2x3 + x2 - 13x + 6

A.

?

B.

C.

D.

Mathematics

Simplify the radical. Assume that all variables represent positive real numbers.- 

A. - 
B. Not a real number
C.
D.

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Multiply.(5x + 9)(5x - 9)

A. 25x2 - 90x - 81 B. 25x2 + 90x - 81 C. x2 - 81 D. 25x2 - 81

Mathematics