# Chapter 6 - Section 6.2 - Factoring Trinomials Whose Leading Coefficient is 1 - Exercise Set - Page 436: 25

not factorable

#### Work Step by Step

The given expression, $x^2-3x+6 ,$ has $c= 6$ and $b= -3 .$ The possible factors of $c$ are $\{ 1,6 \} ,\{ 2,3 \} ,\{ -1,-6 \} ,\{ -2,-3 \}$. None of these factors give a sum equal to $b$. Hence, the given expression is $\text{ not factorable .}$

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