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Opt class 10 Ex- 3.1 Q2c) | Sequence and Series | Vedanta excel in mathematics class 9 , 10 solution
![One root of the equation | x + a, b, c],[b, x + c, a],[c, a, x + b]| = 0 is](http://i.ytimg.com/vi/jsu2fJ_645g/mqdefault.jpg "One root of the equation | x + a, b, c],[b, x + c, a],[c, a, x + b]| = 0 is")
