Respuesta :

GoddessofDork

So for this, we can simplify √63 as such:


[tex] \sqrt{63}=\sqrt{7*9}=3\sqrt{7} [/tex]


Using the simplified version of √63, we can solve it:


[tex] 3\sqrt{7} -3\sqrt{7} =0 [/tex]


Zero is your final answer.