The equations of a line passing through the point (−1,0,3) and perpendicular to the plane 4x+3y−5z=12 are
A
x−14=y3=z+3−5
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B
5(3x−1)=20(y−1)=−4(z−4)
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C
x+1−5=y3=z−34
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D
none of these
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Solution
The correct option is D none of these The line perpendicular to the plane 4x+3y−5z=12 is parallel to the normal to the plane. ⇒ Direction ratios of line are (4,3,−5). given that line is passing through (−1,0,3) ∴ Equation of line is x+14=y3=z−3−5 Hence, option D.