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JEE Advance 2006
Numerical Type
Question
If roots of the equation $x^2-10 c x-11 d=0$ are $a, b$ and those of $x^2-10 a x-11 b=0$ are $c, d$, then the value of $\mathrm{a}+\mathrm{b}+\mathrm{c}+\mathrm{d}$ is (a, $\mathrm{b}, \mathrm{c}$ and d are distinct numbers)
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