96.7k views
5 votes
Factor the trinomial completely.3x2 - 13x - 10

User Teshtek
by
8.6k points

1 Answer

2 votes

3x2 - 13x - 10

multiplying the first and third terms we have

-30x2

The factors of -30 that will be added to get - 13 are -15 and 2

so we split the expression further

= 3x2 - 15x + 2x - 10

= 3x (x - 5) + 2 (x - 5)

= (x -5)(3x + 2)

User Marek Piotrowski
by
8.3k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories