If the roots of the equation ax^2+bx+c=0 of the form k+1 k and k+2 k+1 , then (a+b+c)^2 is equal to

JEE Main Mathematics question

If the roots of the equation of the form and , then is equal to

Answer: (C)

With roots and : r_1)(1r_2)\frac{-1}\frac{-1}{k+1}\frac$

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Question ID VK-013761