[tex]5^{2} =25=>\sqrt{25} =5\\6^{2}=36=>\sqrt{36} =6\\7^{2} =49=>\sqrt{49} =7\\8^{2} =64=>\sqrt{64} =8\\9^{2} =81=>\sqrt{81} =9\\10^{2} =100=>\sqrt{100} =10\\11^{2} =121=>\sqrt{121} =11\\12^{2} =144=>\sqrt{144}=12\\ 13^{2} =169=>\sqrt{169} =13\\14^{2} =196=>\sqrt{196} =14\\15^{2} =225=>\sqrt{225} =15[/tex]
