factoring trinomials by trial and error for my intermediate math class in college
asked Feb 28, 2012 in least common multiple by anonymous

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1 Answer

Problem: 15xsquared+70x-25
factoring trinomials by trial and error for my
intermediate math class in college

15x^2 + 70x - 25

There are two ways to factor this expression.

(15x - 5)(x + 5)
15x^2 + 75x - 5x - 25
15x^2 + 70x - 25

(3x - 1)(5x + 25)
15x^2 + 75x - 5x - 25
15x^2 + 70x - 25

 

answered Dec 9, 2015 by CWA Level 11 User (78,600 points)

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