Posted by **Albert** on Saturday, August 11, 2012 at 11:37am.

Please let me know if I answered these correctly. thank you,

#2. Add:

3p^2 5p 4 and 9p^2 + 10p 2

A. 12p2 + 15p 6

B. 12p2 + 5p 2

C. 12p2 + 5p 6

D. 12p2 + 15p 2

answer D

________________________

#7.

(3x^2 2x 1)(x^2 + x + 5)

A. 3x^4 + 2x^3 + 12x^2 11x 5

B. 3x^4 + x^3 + 12x^2 10x 5

C. 3x^4 + x^3 + 12x^2 11x 5

D. 3x^4 + x^3 + 14x^2 11x 5

Answer is B

_________________________

#9.

Factor completely relative to the integers.

x^2 8x + x 8

A. (x + 8)(x 1)

B. (x 8)(x 1)

C. (x + 1)(x + 8)

D. (x 8)(x + 1)

Answer D.

_______________________________

#10. Factor completely relative to the integers.

25x^2 5x 2

A. (5x 2)(5x + 1)

B. (5x + 2)(5x 1)

C. (25x 2)(x + 1)

D. (5x + 1)(5x 2)

Answer B.

_______________________________

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