# A Basic Product

Algebra Level 3

If $$x, y,$$ and $$z$$ are positive real numbers such that $$x + y + z = 1,$$ find the minimum value of

$\left( 1+\frac { 1 }{ x } \right) \left( 1+\frac { 1 }{ y } \right) \left( 1+\frac { 1 }{ z } \right) .$

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