Learn how to factor expressions of two variables by grouping. To factor an algebraic expression means to break it up into ...

In order to factor by grouping with a negative sign in the middle, meaning this symbol right here, we still have to group the first two terms and the last two terms together. The most important thing ...

Learn how to factor polynomials by grouping. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, ...

With factoring by grouping, we always want to put parentheses around the first two terms, and then the last two terms. But notice there is a plus here. That's important. So, remember to put ...