How do you factor y^2+ 10y + 25? Algebra Polynomials and Factoring Factorization of Quadratic Expressions 1 Answer Meave60 Sep 27, 2015 The answer is (y+5)^2. Explanation: y^2+10y+25 Factor. (y+5)(y+5)= (y+5)^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 17412 views around the world You can reuse this answer Creative Commons License