Question

Cine ma poate ajuta cu ex 22 va rog,multumesc

Answer 1

   
[tex]\displaystyle\\ \text{Avem punctele: }A(4;~6) \text{ si }~B(-2;~-3) \\\\ AB= \sqrt{(x_1 - x_2)^2 +(y_1 - y_2)^2} =\\\\ = \sqrt{(4 - (-2))^2 +(6- (-3))^2}=\\\\ =\sqrt{(4 +2)^2 +(6+3)^2}=\\\\ =\sqrt{6^2 +9^2}=\sqrt{36 +81}=\sqrt{117}=\sqrt{9\times 13}= \boxed{\bf 3 \sqrt{13} }[/tex]