Fijijaz Fijijaz

13-09-2016
Mathematics

contestada

3
√
343

=

Respuesta :

nicholas2021265 nicholas2021265

14-09-2016

[tex]21 \sqrt{7} [/tex]
because[tex]3\sqrt{343}=3\sqrt{49*7}=3\sqrt{49}\sqrt{7}=3*7\sqrt{7}=21\sqrt{7}[/tex]

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