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qvabiq\vabikb{mx=-5..9|?0}\vabikb{my=-5..9|?0}\vabikb{ux=-5..9|?0 and ?#mx and ?-(#mx)}\vabikb{uy=-5..9|?0 and ?#my and ?-(#my)}Trong mặt phẳng $Oxy$, viết phương trình tham số của đường thẳng $d$ qua $M\left( \vabi{#mx};\vabi{#my} ight)$ và nhận $\vec u=\left( \vabi{#ux};\vabi{#uy} ight)$ là vector chỉ phương.svabis $\left\{ \begin{array}{l} x=\vabi{pDaThucBac1n(#mx,#ux,t)} \\ y=\vabi{pDaThucBac1n(#my,#uy,t)} \end{array} ight.$.svabis $\left\{ \begin{array}{l} x=\vabi{pDaThucBac1n(-#mx,#ux,t)} \\ y=\vabi{pDaThucBac1n(-#my,#uy,t)} \end{array} ight.$.svabis $\left\{ \begin{array}{l} x=\vabi{pDaThucBac1n(#ux,#mx,t)} \\ y=\vabi{pDaThucBac1n(#uy,#my,t)} \end{array} ight.$.svabis $\left\{ \begin{array}{l} x=\vabi{pDaThucBac1n(-#ux,#mx,t)} \\ y=\vabi{pDaThucBac1n(-#uy,#my,t)} \end{array} ight.$.svabis $\left\{ \begin{array}{l} x=x_0+at \\ y=y_0+bt \end{array} ight. \Leftrightarrow \left\{ \begin{array}{l} x=\vabi{pDaThucBac1n(#mx,#ux,t)} \\ y=\vabi{pDaThucBac1n(#my,#uy,t)} \end{array} ight.$.
qvabiq
\vabikb{mx=-5..9|?0}
\vabikb{my=-5..9|?0}
\vabikb{ux=-5..9|?0 and ?#mx and ?-(#mx)}
\vabikb{uy=-5..9|?0 and ?#my and ?-(#my)}
Trong mặt phẳng $Oxy$, viết phương trình tham số của đường thẳng $d$ qua $M\left( \vabi{#mx};\vabi{#my}
ight)$ và nhận $\vec u=\left( \vabi{#ux};\vabi{#uy}
ight)$ là vector chỉ phương.
svabis $\left\{ \begin{array}{l} x=\vabi{pDaThucBac1n(#mx,#ux,t)} \\ y=\vabi{pDaThucBac1n(#my,#uy,t)} \end{array}
ight.$.
svabis $\left\{ \begin{array}{l} x=\vabi{pDaThucBac1n(-#mx,#ux,t)} \\ y=\vabi{pDaThucBac1n(-#my,#uy,t)} \end{array}
ight.$.
svabis $\left\{ \begin{array}{l} x=\vabi{pDaThucBac1n(#ux,#mx,t)} \\ y=\vabi{pDaThucBac1n(#uy,#my,t)} \end{array}
ight.$.
svabis $\left\{ \begin{array}{l} x=\vabi{pDaThucBac1n(-#ux,#mx,t)} \\ y=\vabi{pDaThucBac1n(-#uy,#my,t)} \end{array}
ight.$.
svabis $\left\{ \begin{array}{l} x=x_0+at \\ y=y_0+bt \end{array}
ight. \Leftrightarrow \left\{ \begin{array}{l} x=\vabi{pDaThucBac1n(#mx,#ux,t)} \\ y=\vabi{pDaThucBac1n(#my,#uy,t)} \end{array}
ight.$.