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प्रश्न
Select the correct option from the given alternatives:
If kx + 2y − 1 = 0 and 6x − 4y + 2 = 0 are identical lines, then determine k
विकल्प
−3
`-1/3`
`1/3`
3
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उत्तर
−3
Explanation:
Lines kx + 2y − 1 = 0 and 6x − 4y + 2 = 0 are identical.
∴ `"k"/6=2/(-4)=(-1)/2`
∴ k = −3
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