Răspuns :
[tex] \sqrt{7056 } = 28 \sqrt{9 } [/tex]
[tex] \sqrt{2401} = 49[/tex]
[tex] \sqrt{2 } = 1.41[/tex]
[tex] \sqrt{3} = 1.73[/tex]
[tex] \sqrt{7056 } = \sqrt{84^2}= 84 \\ \\ \sqrt{2401} = \sqrt{49^2} = 49 \\ \\ \sqrt{2 } = 1.41 \\ \\ \sqrt{3} = 1.73[/tex]