Algebra is one of the most feared topics in the CAT, causing unease in the minds of CAT aspirants for years. Polynomials of higher degree especially are a dreaded sight. In this CAT lesson on Descartes’ Rule of Signs, we shall uproot some of this fear for you.
Through this detailed CAT lesson by Magnus Prep’s Lead Instructor Anton Menezes, you will learn how to find the number of positive, negative and imaginary roots of polynomials in a jiffy. And with the use of two handpicked examples, you’ll have mastered this technique by the end of this video. So dive in and have fun prepping!
Effective and Affordable CAT Course offerings by Magnus Prep:
1) Complete CAT 2019 Course –
2) No Sweat Series: Geometry Crash Course –
3) CAT 2018 Marathon Series: Accelerate your CAT Prep in 30 Days – https://cat.magnusprep.com/marathon/