# Factoring polynomials by grouping - ask x terms to be first #35332

Closed
opened this Issue Dec 6, 2012 · 1 comment

### 3 participants

This is not pretty answer but right (x+4)(9+2x), but the machine accepts only (x+4)(2x +9). So if that is the case. Please inform it in the question by saying NB arrange in the order of diminishing powers of x

factoring_polynomials_by_grouping_1.html?seed=43&problem=0

[["(x+4)(9+2x)"],["(x+4)(2x+9)"]]


Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:17.0) Gecko/17.0 Firefox/17.0

 beneater Make factoring_polynomials_by_grouping_1 accept all valid answers fix #38994; fix #38162; fix #35332; fix #35331 Test plan: Load http://localhost:8000/exercises/factoring_polynomials_by_grouping_1.html?debug&problem=0&seed=88 and try all of these answers: (-7x-1)(x-5) (-7x-1)(-5+x) (-1-7x)(x-5) (-1-7x)(-5+x) (x-5)(-7x-1) (-5+x)(-7x-1) (x-5)(-1-7x) (-5+x)(-1-7x) (7x+1)(-x+5) (7x+1)(5-x) (1+7x)(-x+5) (1+7x)(5-x) (-x+5)(7x+1) (5-x)(7x+1) (-x+5)(1+7x) (5-x)(1+7x) -(7x+1)(x-5) -(7x+1)(-5+x) -(1+7x)(x-5) -(1+7x)(-5+x) -(-x+5)(-7x-1) -(5-x)(-7x-1) -(-x+5)(-1-7x) -(5-x)(-1-7x) -(7x+1)(x-5) -(7x+1)(-5+x) -(1+7x)(x-5) -(1+7x)(-5+x) -(-x+5)(-7x-1) -(5-x)(-7x-1) -(-x+5)(-1-7x) -(5-x)(-1-7x) Auditors: cbhl, alpert 66a5ed8
closed this in 66a5ed8 Mar 6, 2013