For what value of 'K' will the pair of equations 3x+4y=12 and kx+12=30 does not have a unique solution ?
Created: 9 months ago | Updated: 3 months ago
Job Solution Janata Bank Ltd Janata Bank Ltd - Asst. Executive Officer - 04.08.2017 গণিত
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3x + 4y=12

kx + 12y=30

Condition for parallel lines,

3/k = 4/12 

→3/k = 1/3 

→k=3×3 

→k=9

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