plz do answer this.......
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in cartesian form above equations can be written as:
P1: x+y+z-1=0
P2: 2x+3y-z+4=0
therefore, eq. of a plane passing through the intersection of the above planes is
(x+y+z-1) + u(2x+3y-z+4)=0
or, (1+2u)x +(1+3u)y + (1-u)z -1+4u=0
as the plane is parallel to x-axis
therefore,
(1+2u).1=0
u=(-1)/2
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