How to factor a 5-term polynomial (the double-cross method)

Algebra tutorial on factoring a 5-term polynomial x^4-4x^3+2x-11x+12 using the double-cross method. Factoring polynomials is crucial for solving polynomial equations for your algebra and precalculus classes. Check out a harder double-cross factoring problem:    • How to factor a hard 4th degree polynomial...   Check out different methods of factoring this 5-term polynomial below. By rational zero theorem:    • How to factor a 5-term polynomial (rationa...   By grouping:    • How to factor a 5-term 4th degree polynomi...   Shop my math t-shirts & hoodies on Amazon: 👉 https://amzn.to/3qBeuw6 My blue jacket: 👉 https://amzn.to/3qBeuw6 ----------------------------- I help students master the basics of math. You can show your support and help me create even better content by becoming a patron on Patreon 👉   / blackpenredpen  . Every bit of support means the world to me and motivates me to keep bringing you the best math lessons! Thank you! ----------------------------- #math #algebra #mathbasics