If the line x+1−1=y−12=z−21 lies on the plane nx+my−2z=4, then – InterviewSolution

1.	If the line x+1−1=y−12=z−21 lies on the plane nx+my−2z=4, then m−n=
Answer» If the line $\frac{x + 1}{- 1} = \frac{y - 1}{2} = \frac{z - 2}{1}$ lies on the plane $n x + m y - 2 z = 4,$ then $m - n =$

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