How do you factor x^2+6x+9? Algebra Polynomials and Factoring Factorization of Quadratic Expressions 1 Answer Tony B Jul 5, 2016 (x+3)^2 Explanation: Note that (+3)xx(+3)=+9" and "3+3=6 giving x^2+6x+9" " =" " (x+3)(x+3)" "=" "(x+3)^2 Answer link Related questions How do you factor trinomials? What is factorization of quadratic expressions? How do you factor quadratic equations with a coefficient? What are some examples of factoring quadratic expressions? How do you check that you factored a quadratic correctly? How do you factor x^2+16x+48? How do you factor x^2-9x+20? Question #3fdac How do you factor 8+z^6? There is no GCF to be factor out, so is there another method to complete this? How do you factor 2t^2+7t+3? See all questions in Factorization of Quadratic Expressions Impact of this question 1057 views around the world You can reuse this answer Creative Commons License