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2014-11-08T20:15:39+02:00
3³⁵+3³⁴=2²⁵-7x2²°
3³⁴(3+1)=2²°(2⁵-7)
3³⁴x4=2²°(32-7)
3³⁴x2²=2²°x25
(3¹⁷)²x2²=(2¹°)²x5² este patrat perfect