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Ex 7.2, 4 - If 1/6! + 1/7! = x/8! find x - Chapter 7 NCERT - Ex 7.2

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Ex 7.2, 4 If 1/6! + 1/7! = ( )/8! find x . 1/6! + 1/7! = ( )/8! 8!(1/6! " + " 1/7!) = x 8!/6! + 8!/7! = x (8 7 6!)/6! + (8 7!)/7! = x 8 7 + 8 = x 56 + 8 = x 64 = x x = 64

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