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Ex 4.2, 1 (iii) - Chapter 4 Class 10 Quadratic Equations

Last updated at May 29, 2023 by

 

Ex 4.2, 1 - Chapter 4 Class 10 Quadratic Equations - Part 3

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Ex 4.2 ,1 Find the roots of the following quadratic equations by factorization: (iii) 2 x2 + 7x + 5 2 = 0 2 x2 + 7x + 5 2 = 0 We will factorize by splitting the middle term method 2 2+2 +5 +5 2=0 2 2+( 2 2) +5 +5 2=0 2 ( + 2)+5( + 2)=0 ( 2 +5)( + 2)=0 So, x = ( 5)/ 2 = 2 are the roots of equation

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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.