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kx + 3y = 3, 12 x + k y = 6....

` kx + 3y = 3, 12 x + k y = 6`.

Text Solution

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The correct Answer is:
` k = - 6 `
`(k )/(12) = ( 3)/(k) ne (-3)/(-6) rArr (k ) /( 12) = (3 )/(k) and (3)/(k) ne (1)/(2)`
`" " rArr k^(2) = 36 and k ne 6 rArr k = - 6 `.
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