Oblicz.
a)½×[(-1)⁸+(-1)⁸]
b)(-3⅓)³×0,3⁴-(-½)³×(1⅓)²
a)½×[(-1)⁸+(-1)⁸]=½×[1+1]=½×2=²/₂=1
b)(-3⅓)³×0,3⁴-(-½)³×(1⅓)²=(-¹⁰/₃)³×⁸¹/₁₀₀₀₀+⅛×(⁴/₃)²=-¹⁰⁰⁰/₂₇
×⁸¹/₁₀₀₀₀+⅛×¹⁶/₉=-³/₁₀+²/₉=-⁷/₉₀
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a)½×[(-1)⁸+(-1)⁸]=½×[1+1]=½×2=²/₂=1
b)(-3⅓)³×0,3⁴-(-½)³×(1⅓)²=(-¹⁰/₃)³×⁸¹/₁₀₀₀₀+⅛×(⁴/₃)²=-¹⁰⁰⁰/₂₇
×⁸¹/₁₀₀₀₀+⅛×¹⁶/₉=-³/₁₀+²/₉=-⁷/₉₀