Check sibling questions

Ex 2.5, 1 - Chapter 2 Class 9 Polynomials - Part 5

This video is only available for Teachoo black users

Introducing your new favourite teacher - Teachoo Black, at only ₹83 per month


Transcript

Ex 2.5, 1 Use suitable identities to find the following products: (v) (3 – 2x) (3 + 2x) (3 – 2x) (3 + 2x) Using (a + b) (a – b) = a2 – b2 , putting a = 3 , b = 2x = (3)2 – (2x)2 = 9 – 4x2

Davneet Singh's photo - Teacher, Engineer, Marketer

Made by

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.