zadanie w załączniku. POTĘGI
a) 3⁻²*3⁻⁴:3⁻⁵=3⁻¹=⅓
b) (⅛)⁻³:(¼)⁻³*6=8³:4³*6=2⁶:2⁵*6=2¹*6=12
c)(-2⅔)⁻²:(⁸/₃)⁻²+1=(-⁸/₃)⁻²:(⁸/₃)⁻²+1=(-⁸/₃)0+1=1+1=2
d)(³/₁₄)⁻³*7⁻³+27⁻¹=(³/₁₄)⁻³*(¹/₇)³+(¹/₂₇)¹=(³/₁₄)⁻³*(²/₁₄)₃+(¹/₂₇)=
e)(0,2)⁻¹-(0,8)⁻¹*10⁻¹=5-5/4*1/10=5-1/8=4 ⅞
f)(6 ⅖)⁻⁴:(6,4)⁻⁴-2⁻⁴=(³²/₅)⁻⁴:(³²/₅)⁻⁴-½⁴==1-¹/₁₆=15/16
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a) 3⁻²*3⁻⁴:3⁻⁵=3⁻¹=⅓
b) (⅛)⁻³:(¼)⁻³*6=8³:4³*6=2⁶:2⁵*6=2¹*6=12
c)(-2⅔)⁻²:(⁸/₃)⁻²+1=(-⁸/₃)⁻²:(⁸/₃)⁻²+1=(-⁸/₃)0+1=1+1=2
d)(³/₁₄)⁻³*7⁻³+27⁻¹=(³/₁₄)⁻³*(¹/₇)³+(¹/₂₇)¹=(³/₁₄)⁻³*(²/₁₄)₃+(¹/₂₇)=
e)(0,2)⁻¹-(0,8)⁻¹*10⁻¹=5-5/4*1/10=5-1/8=4 ⅞
f)(6 ⅖)⁻⁴:(6,4)⁻⁴-2⁻⁴=(³²/₅)⁻⁴:(³²/₅)⁻⁴-½⁴==1-¹/₁₆=15/16