Factoring Polynomials in Quadratic Form

Each of the problems below is a link. If you click on the problem, it will take you to a YouTube video of a full, step-by-step solution for the problem. You may try these problems as practice and use the videos to check your answer, or you can just watch the videos to see more worked-out example problems.

Factor: left paren a + b right paren squared minus 3 left paren a + b right paren + 2
Factor: 2 left paren x + y right paren squared + 7 left paren x + y right paren + 6
Factor: left paren x + y + z right paren squared minus 9
Factor: x to the fourth minus 4x squared + 4
Factor: y to the sixth minus 3y cubed minus 10
Factor: 6z to the eighth + 5z to the fourth minus 6