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Question Number 200249 by Calculusboy last updated on 16/Nov/23

$$\mathit{S}\mathit{o}\mathit{l}\mathit{v}\mathit{e}:\mathit{f}\mathit{i}\mathit{n}\mathit{d}\mathit{t}\mathit{h}\mathit{e}\mathit{d}\mathit{i}\mathit{s}\mathit{t}\mathit{a}\mathit{n}\mathit{c}\mathit{e}\mathit{o}\mathit{f}\mathit{t}\mathit{h}\mathit{e}\mathit{p}\mathit{o}\mathit{i}\mathit{n}\mathit{t}\mathit{P}(3,4)\mathit{f}\mathit{r}\mathit{o}\mathit{m}\mathit{t}\mathit{h}\mathit{e}\mathit{l}\mathit{i}\mathit{n}\mathit{e}\mathit{y}=-2\mathit{x}+3$$

Commented by mr W last updated on 18/Nov/23

Answered by Frix last updated on 16/Nov/23

$$\mathrm{Besides}\mathrm{I}\mathrm{really}\mathrm{think}\mathrm{you}\mathrm{should}\mathrm{not}\mathrm{post}\mathrm{questions}\mathrm{or}\mathrm{answers}\mathrm{or}\mathrm{comments}\mathrm{in}\mathrm{single}\mathrm{lines}{\mathrm{here}}^{\prime }\mathrm{s}\mathrm{the}\mathrm{general}\mathrm{answer}\mathrm{to}\mathrm{your}\mathrm{question};\mathrm{just}\mathrm{insert}\mathrm{the}\mathrm{values}.\mathrm{In}{\mathbb{R}}^2\mathrm{the}\mathrm{distance}\mathrm{between}\mathrm{a}\mathrm{given}\mathrm{line}l:ax+by+c=0\mathrm{and}\mathrm{a}\mathrm{given}\mathrm{point}P=(p,q)\mathrm{is}\mid lP\mid =\frac{\mid ap+bq+c\mid }{\sqrt{a^2+b^2}}.$$

Commented by Calculusboy last updated on 16/Nov/23

$$\mathit{o}\mathit{k}\mathit{a}\mathit{y}\mathit{s}\mathit{i}\mathit{r}$$

Commented by mr W last updated on 18/Nov/23

$$justsayokayisnotenough,you$$$$shouldalsoact!$$

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