The equation of the plane passing through the lines x−41=y−31=z−22 and x−31=y−2−4=z5, is
A
9x+3y−5z+21=0
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B
13x−y+z+14=0
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C
9x−y−z−14=0
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D
13x−3y−5z−33=0
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Solution
The correct option is D13x−3y−5z−33=0 Given: L1:x−41=y−31=z−22 and L2:x−31=y−2−4=z5
D.R's of L1=^i+^j+2^k
DR's of L2=^i−4^j+5^k
Required plane also passes through (4,3,2)
So plane equation is given by ∣∣
∣∣x−4y−3z−21121−45∣∣
∣∣=0⇒13(x−4)−3(y−3)−5(z−2)=0 ⇒13x−3y−5z−33=0