How do you multiply #(x - 10)(x + 10) #? Algebra Polynomials and Factoring Multiplication of Polynomials by Binomials 1 Answer Ratnaker Mehta Aug 11, 2016 #x^2-100#. Explanation: Recall that #(a-b)(a+b)=a^2-b^2# Hence, #(x-10)(x+10)=x^2-10^2=x^2-100#- Answer link Related questions What is FOIL? How do you use the distributive property when you multiply polynomials? How do you multiply #(x-2)(x+3)#? How do you simplify #(-4xy)(2x^4 yz^3 -y^4 z^9)#? How do you multiply #(3m+1)(m-4)(m+5)#? How do you find the volume of a prism if the width is x, height is #2x-1# and the length if #3x+4#? How do you multiply #(a^2+2)(3a^2-4)#? How do you simplify #(x – 8)(x + 5)#? How do you simplify #(p-1)^2#? How do you simplify #(3x+2y)^2#? See all questions in Multiplication of Polynomials by Binomials Impact of this question 1630 views around the world You can reuse this answer Creative Commons License