How do you factor #32x^2y - 8y#? Algebra Polynomials and Factoring Factoring Completely 1 Answer GiĆ³ May 6, 2015 You can collect #8y# between the two terms to get: #8y(4x^2-1)=8y(2x+1)(2x-1)# Using the fact that #(a^2-b^2)=(a+b)(a-b)# 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 1527 views around the world You can reuse this answer Creative Commons License