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Question

The equation of the plane passing through the lines x41=y31=z22 and x31=y24=z5, is

A
9x+3y5z+21=0
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B
13xy+z+14=0
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C
9xyz14=0
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D
13x3y5z33=0
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Solution

The correct option is D 13x3y5z33=0
Given: L1:x41=y31=z22 and L2:x31=y24=z5
D.R's of L1=^i+^j+2^k
DR's of L2=^i4^j+5^k
Required plane also passes through (4,3,2)
So plane equation is given by
∣ ∣x4y3z2112145∣ ∣=013(x4)3(y3)5(z2)=0
13x3y5z33=0

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