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Ex 14.2, 4 (iv) - Factorise x^4 - (x - z)^4 - Chapter 14 Class 8

Ex 14.2, 4 (iv) - Chapter 14 Class 8 Factorisation - Part 2

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Ex 12.2, 4 Factorise. (iv) π‘₯^4 – γ€–"(x – z)" γ€—^4 π‘₯^4 – γ€–"(x – z)" γ€—^4 = γ€–(π‘₯^2)γ€—^2 βˆ’ [(π‘₯ βˆ’ z)^2 ]^2 Using π‘Ž^2 βˆ’ 𝑏^2 = (a + b) (a βˆ’ b) Here π‘Ž=π‘₯^2 and b = (π‘₯ βˆ’ z)^2 = [π‘₯^2+(π‘₯ βˆ’ z)^2 ] [π‘₯^2 βˆ’(π‘₯ βˆ’ z)^2] Asking Using π‘Ž^2 βˆ’ 𝑏^2 = (a + b) (a βˆ’ b) Here π‘Ž=π‘₯ and b = (π‘₯ βˆ’ z) Asking Using π‘Ž^2 βˆ’ 𝑏^2 = (a + b) (a βˆ’ b) Here π‘Ž=π‘₯ and b = (π‘₯ βˆ’ z) = [π‘₯^2+(π‘₯ βˆ’ z)^2 ] [2π‘₯βˆ’ z] [𝑧] Using π‘Ž^2 βˆ’ 𝑏^2 = π‘Ž^2+𝑏^2 βˆ’ 2ab Here π‘Ž=π‘₯ and b = 𝑧 Using π‘Ž^2 βˆ’ 𝑏^2 = π‘Ž^2+𝑏^2 βˆ’ 2ab Here π‘Ž=π‘₯ and b = 𝑧

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.