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2. The lines represented by 2x + 3y - 9 = 0and 4x + by - 18 = 0 are(a) Intersecting lines (b) lar lines(c) parallel line (d) co.incident. |
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Answer» A1 /A2 is EQUAL to 2 by 4 is equal to 1 by 2 B1 /B2 is equal to 3 by 6 is equal to ONE by two C1 by C2 is equal to -9 bye -18 is equal to one by two here A1/A2 is equal to B1 /B2 is equal to C1 / C2 then this represents coincident lines |
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