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Ex 4.1, 8 - If |x 2 18 x| = |6 2 18 6|, then x is equal to - Ex 4.1

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Ex 4.1, 8 If x 2 18 x = 6 2 18 6 , then x is equal to (A) 6 (B) 6 (C) 6 (D) 0 Given x 2 18 x = 6 2 18 6 Putting values x2 36 = 0 x2 62 = 0 (x 6) (x + 6) = 0 So , x = 6, x = 6 Hence value of x = 6 . Correct answer is B

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.