Khan Academy Static

Learn how to factor quadratics that have the "difference of squares" form. For example, write x²-16 as (x+4)(x-4). Learn how to identify this form in more elaborate expressions. For example, write 4x²-49 as (2x+7)(2x-7).

2953_Factoring_difference_of_squares_leading_coefficient_1.html

2954_Factoring_difference_of_squares_analyzing_factorization.html

2956_Factoring_difference_of_squares_shared_factors.html

2955_Factoring_difference_of_squares_missing_values.html