Questions
If the system of linear equations has a solution , then lies on the straight line whose equation is
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a
3x−4y−4=0
b
3x−4y−1=0
c
4x−3y−4=0
d
4x−3y−1=0
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Correct option is C
Given system of linear equations x−2y+kz=1----12x+y+z=2----2 And 3x−y−kz=3----3 Has a solution (x,y,z),z≠0On adding Eqs. (i) and (iii), we get x+2y+kz+3x−y−kz=1+34x−3y=4⇒4x−3y−4=0This is the required equation of the straight line in which point x,y lies .Similar Questions
The number of matrices whose entries are either and for which the system has exactly two distinct solutions, is
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