multiply: (7x-1)(2x-3)

Question|Rated good

Asked 9/7/2010 1:49:46 PM

Updated 12/23/2014 12:58:48 PM

2 Answers/Comments

This conversation has been flagged as incorrect.

Flagged by andrewpallarca [12/23/2014 12:55:36 PM]

Expert answered|animemisa|Points 33|

Question|Rated good

Asked 9/7/2010 1:49:46 PM

Updated 12/23/2014 12:58:48 PM

2 Answers/Comments

This conversation has been flagged as incorrect.

Flagged by andrewpallarca [12/23/2014 12:55:36 PM]

Rating

3

(7x - 1)(2x - 3)

= 14x^2 - 21x - 2x + 3

= 14x^2 - 23x + 3

= 14x^2 - 21x - 2x + 3

= 14x^2 - 23x + 3

Added 12/23/2014 12:55:50 PM

This answer has been confirmed as correct and helpful.

3

(6x^4 - 2x^3 - x) + 3(x^3 - 2x + 5)

= (6x^4 - 2x^3 - x) + (3x^3 - 6x + 15)

= 6x^4 + x^3 - 7x + 15

= (6x^4 - 2x^3 - x) + (3x^3 - 6x + 15)

= 6x^4 + x^3 - 7x + 15

Added 12/23/2014 12:58:48 PM

This answer has been confirmed as correct and helpful.

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