Get live Maths 1-on-1 Classs - Class 6 to 12
Last updated at March 23, 2023 by Teachoo
Example 6 Factorise 49π^2 β 36 49π^2 β 36 = γ(7π)γ^2 β6^2 Using π^2βπ^2 = (π+π) (πβπ) Here π=7π, π=6 = (ππ+π) (ππ βπ)