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Ex 14.2, 4 (v) - Chapter 14 Class 8 Factorisation
Last updated at Dec. 26, 2018 by Teachoo
Transcript
Ex 14.2, 4 Factorise. (v) ๐^4 โ 2๐^2 ๐^2 + ๐^4 ๐^4 โ 2๐^2 ๐^2 + ๐^4 = (๐^2 )^2 โ 2๐^2 ๐^2+(๐^2 )^2 = (๐^2 )^2 +(๐^2 )^2โ2 (๐^2ร๐^2 ) Using (๐ฅ โ y)^2=๐ฅ^2+๐ฆ^2 โ 2xy Here ๐ฅ=๐^2 and y = ๐^2 = (๐^2 โ b^2 )^2 Using ๐ฅ^2 โ y^2=(๐ฅ+๐ฆ)(๐ฅ โ y) Here ๐ฅ=๐ and y = ๐ = [(๐+๐) (๐ โ b)]^2 = (๐+๐)^๐ (๐ โ ๐)^๐ (As (๐๐)^๐=๐^๐ร๐^๐)
Ex 14.2
Ex 14.2, 1 (i)
Ex 14.2, 1 (ii)
Ex 14.2, 1 (iii)
Ex 14.2, 1 (iv)
Ex 14.2, 1 (v)
Ex 14.2, 1 (vi) Important
Ex 14.2, 1 (vii)
Ex 14.2, 1 (viii) Important
Ex 14.2, 2 (i)
Ex 14.2, 2 (ii)
Ex 14.2, 2 (iii)
Ex 14.2, 2 (iv)
Ex 14.2, 2 (v)
Ex 14.2, 2 (vi)
Ex 14.2, 2 (vii)
Ex 14.2, 2 (viii) Important
Ex 14.2, 3 (i)
Ex 14.2, 3 (ii)
Ex 14.2, 3 (iii) Important
Ex 14.2, 3 (iv) Important
Ex 14.2, 3 (v)
Ex 14.2, 3 (vi)
Ex 14.2, 3 (vii) Important
Ex 14.2, 3 (viii) Important
Ex 14.2, 3 (ix)
Ex 14.2, 4 (i)
Ex 14.2, 4 (ii)
Ex 14.2, 4 (iii)
Ex 14.2, 4 (iv) Important
Ex 14.2, 4 (v) Important You are here
Ex 14.2, 5 (i)
Ex 14.2, 5 (ii) Important
Ex 14.2, 5 (iii)
About the Author
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.