\(\left( d \right):\,\,x + y + 1 = 0.\,\,A\left( {...

Câu hỏi: \(\left( d \right):\,\,x + y + 1 = 0.\,\,A\left( {3;1} \right).\) Tìm \(M \in \left( d \right)\) để \(AM = \sqrt {13} \).

A \(\left[ \begin{array}{l}M\left( {0; - 1} \right)\\M\left( {1; - 2} \right)\end{array} \right.\)

B \(\left[ \begin{array}{l}M\left( {0;1} \right)\\M\left( {1;2} \right)\end{array} \right.\)

C \(\left[ \begin{array}{l}M\left( {0;1} \right)\\M\left( {2;1} \right)\end{array} \right.\)

D \(\left[ \begin{array}{l}M\left( {1;0} \right)\\M\left( {2;1} \right)\end{array} \right.\)