Khan Academy Static

Learn how to add and subtract polynomial that involve two variables. For example, x^3 + xy + 3y - (x^3 + 6xy + 2y^2).

3278_Adding_polynomials_two_variables.html

3279_Subtracting_polynomials_two_variables_example_2_.html

3280_Subtracting_polynomials_two_variables.html

3281_Finding_an_error_in_polynomial_subtraction.html

3282_More_examples_of_adding_subtracting_polynomials.html