for whicch value of k will the following pair of linear equation have no solution
3x + y=1
( 2k-1 ) x + ( k - 1 ) y = 2k - 1
Answers
Answered by
1
Step-by-step explanation:
The condition for having no solution is:
here, a1=3 b1=1, c1=-1.
A2=2k-1 b2=k-1. C2=1-2k
By taking A1/a2=b1/b2:
=> 3/2k-1=1/k-1
=> 3(k-1)=2k-1
=> 3k-3=2k-1
=> 3k-2k=3-1
=> k=2.
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