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----------------=
4^½
2²*2⁻¹
----------------=
2²^½
2
----------------=
2
=1
b)
×⁶÷×⁵
------------=
×⁻¹
×
------------=
×⁻¹
=x²
(2³²÷2²⁹):√4=2³÷2¹=2²= 4
×⁶÷×⁵ kreska ułamkowa×⁻¹:
(×⁶÷×⁵):×⁻¹=x¹:x⁻¹= x²