How do you factor the expression r^2-4rs+4s^2? Algebra Polynomials and Factoring Factoring Completely 1 Answer Mia Jun 11, 2018 r^2 - 4rs +4s^2 = (r - 2s)^2 Explanation: r^2 -4rs + 4s^2 " " =r^2 -2 (r)(2s) + (2s)^2 " " =(r - 2s)^2 Answer link Related questions What is Factoring Completely? How do you know when you have completely factored a polynomial? Which methods of factoring do you use to factor completely? How do you factor completely 2x^2-8? Which method do you use to factor 3x(x-1)+4(x-1) ? What are the factors of 12x^3+12x^2+3x? How do you find the two numbers by using the factoring method, if one number is seven more than... How do you factor 12c^2-75 completely? How do you factor x^6-26x^3-27? How do you factor 100x^2+180x+81? See all questions in Factoring Completely Impact of this question 1933 views around the world You can reuse this answer Creative Commons License