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If the straight linc $\frac{x-x_{0}}{\ell}=\frac{y-y_{0}}{m}=\frac{z-z_{0}}{n}$ is parallcl to the plane $a x+b y+c z+d=0$ then which one of the following is correct?
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Verified Answer
The correct answer is:
$\mathrm{a} \ell+\mathrm{bm}+\mathrm{cn}=0$
If the line is parallel to the plane then $\mathrm{a} \ell+\mathrm{bm}+\mathrm{cn}=0$
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