Chọn khẳng định đúng trong các khẳng định dưới đây.
\(T_{\overrightarrow{v}}\left(A\left(0;5\right)\right)=B\left(1;4\right)\) với \(\overrightarrow{v}=\left(1;1\right)\).\(T_{\overrightarrow{v}}\left(C\left(1;4\right)\right)=D\left(1;4\right)\) với \(\overrightarrow{v}=\left(1;0\right)\).\(T_{\overrightarrow{v}}\left(M\left(18;3\right)\right)=N\left(19;94\right)\)với \(\overrightarrow{v}=\left(1;91\right)\).\(T_{\overrightarrow{v}}\left(P\left(28;2\right)\right)=Q\left(20;4\right)\) với \(\overrightarrow{v}=\left(8;2\right)\).Hướng dẫn giải:\(T_{\overrightarrow{v}\left(1;1\right)}\left(A\left(0;5\right)\right)=\left(0+1;5+1\right)=\left(1;6\right)\ne B\left(1;4\right)\)
\(T_{\overrightarrow{v}\left(1;0\right)}\left(C\left(1;4\right)\right)=\left(1+1;4+0\right)=\left(2;4\right)\ne D\left(1;4\right)\)
\(T_{\overrightarrow{v}\left(1;91\right)}\left(M\left(18;3\right)\right)=\left(18+1;3+91\right)=\left(19;94\right)=N\left(19;94\right)\)
\(T_{\overrightarrow{v}\left(8;2\right)}\left(P\left(28;2\right)\right)=\left(28+8;2+2\right)=\left(36;4\right)\ne Q\left(20;4\right)\)
