The result of cubic of rational number [tex]\frac{5}{6}[/tex] is [tex]\frac{125}{216}[/tex].
Taking cubic root of given rational number is,
[tex]\sqrt[3]{\frac{125}{216} }=\sqrt[3]{\frac{5*5*5}{6*6*6} }=\frac{5}{6}[/tex]
Hence, rational number [tex]\frac{125}{216}[/tex] is cubic of rational number [tex]\frac{5}{6}[/tex].
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