1. What will be the roots of the quadratic equation $$x^2 - 25x + 156 = 0$$?





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  • By: anil on 05 May 2019 02.09 am
    Equation : $$x^2 - 25x + 156 = 0$$ => $$x^2 - 12x - 13x + 156 = 0$$ => $$x(x - 12) - 13(x - 12) = 0$$ => $$(x - 12)(x - 13) = 0$$ => $$x = 12 , 13$$ => Ans - (A)
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