.For what value of k, the pair of linear equations 2x –y-3=0 & kx +7y-5=0
has no solution.
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Answer:
no solution=a1/a2=b1/b2
a1/a2=2/k and b1/b2= 1/7
therefore, 2/k=1/7
k= 14
hence answer is 14
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