Multiplying binomials

How to multiply two binomials, and how to find the square of a binomial.

Enter different values to understand the product of two binomials.

Try cases where some variable have the same value than another one.

Think about the case where a = c and b = d.

Then select the option PROBLEM (a+b)(c+d).

You have different options in the menu. The square of (a+b) helps you to understand the square of a binomial.

"Problem (a+b) squaring" generates problems to be solved.

The option "share" allows you to generate 15 problems and theirs solutions that you can send by email.