Wednesday
April 16, 2014

Homework Help: Algebra

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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