Question

calcule a distancia entre os pontos dados A(1,-3,2) e B(2,4,0).

Answer 1

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Solução!

$d(A,B)= \sqrt{(2-1)^{2}+(4+3)^{2}+(0-2)^{2}}\\\\\\ d(A,B)= \sqrt{(1)^{2}+(7)^{2}+(-2)^{2}}\\\\\\ d(A,B)= \sqrt{1+49+4}\\\\\\ d(A,B)= \sqrt{54}\\\\\\ d(A,B)= \sqrt{6.3^{2} }\\\\\\ d(A,B)= 3\sqrt{6 }$

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