# Nesbitt? No!

Algebra Level 3

$\dfrac a{b+c+d} + \dfrac b{a+c+d} + \dfrac c{a+b+d} + \dfrac d{a+b+c}$

If $a,b,c$ and $d$ are positive real numbers, find the minimum value of the expression above.

Give your answer to 2 decimal places.

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