Question

scrieti cubul numerelor 1,(3).Nu inteleg eu nu am facut asa cva in clasa.Ma ajuta cnva?Pls

Answer 1

$1,(3)= \frac{13-1}{9} = \frac{12}{9} = \frac{4}{3} \\ \\ (\frac{4}{3}) ^{3} = \frac{4^{3} }{3^{3} }= \frac{64}{27} \\ \\( 1,(3)) ^{3}= \frac{64}{27}$