Pierwiastek sześcienny

Pierwiastek sześcienny

• \sqrt[{\textcolor{#E94D00}{3}}]{27}=3; 3√27  =  3;  \sqrt[{\textcolor{#E94D00}{3}}]{-27}=-3; 3√−27  =  −3;  \sqrt[{\textcolor{#E94D00}{3}}]{-0,008}=-0,2 3√−0, 008  =  −0, 2
  \sqrt[{\textcolor{#E94D00}{3}}]{a}=b 3√a  =  b , gdy \left.\mleft.b\mright.\right.^{\textcolor{#E94D00}{\mleft.3\mright.}}=a b3  =  a
  
  
• \left.\mleft.\left(\sqrt[{\textcolor{#E94D00}{3}}]{5}\right)\mright.\right.^{\textcolor{#E94D00}{\mleft.3\mright.}}=5; (3√5)3  =  5;  \left.\mleft.\left(\sqrt[{\textcolor{#E94D00}{3}}]{-721,3}\right)\mright.\right.^{\textcolor{#E94D00}{\mleft.3\mright.}}=-721,3 (3√−721, 3)3  =  −721, 3
  \left.\mleft.\left(\sqrt[{\textcolor{#E94D00}{3}}]{a}\right)\mright.\right.^{\textcolor{#E94D00}{\mleft.3\mright.}}=a (3√a)3  =  a
  
  
• \sqrt[{\textcolor{#E94D00}{3}}]{\left.\mleft.5\mright?\right.^{\mleft.\textcolor{#E94D00}{3}\mright.}}=5; 3√53  =  5;  \sqrt[{\textcolor{#E94D00}{3}}]{\left.\mleft.\left(-721,3\right)\mright.\right.^{\textcolor{#E94D00}{\mleft.3\mright.}}}=-721,3 3√(−721, 3)3  =  −721, 3
  \sqrt[{\textcolor{#E94D00}{3}}]{\left.\mleft.a\mright.\right.^{\mleft.\textcolor{#E94D00}{3}\mright.}}=a 3√a3  =  a
  
  
• \sqrt[{\textcolor{#E94D00}{3}}]{-8}=-\sqrt[{\textcolor{#E94D00}{3}}]{8}=-2; 3√−8  =  −3√8  =  −2;  \sqrt[{\textcolor{#E94D00}{3}}]{-9}=-\sqrt[{\textcolor{#E94D00}{3}}]{9} 3√−9  =  −3√9
  \sqrt[{\textcolor{#E94D00}{3}}]{-a}=-\sqrt[{\textcolor{#E94D00}{3}}]{a} 3√−a  =  −3√a