Subscribe to our Youtube Channel - https://you.tube/teachoo
Last updated at Dec. 26, 2018 by Teachoo
Transcript
Example 6 Factorise 49๐^2 โ 36 49๐^2 โ 36 = ใ(7๐)ใ^2 โ6^2 Using ๐^2โ๐^2 = (๐+๐) (๐โ๐) Here ๐=7๐, ๐=6 = (๐๐+๐) (๐๐ โ๐)
About the Author