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Classify the following pairs of lines as coincident, parallel or intersecting: `x+2y-3=0` `a n d` ` -3x-6y+9=0` ; `x+2y+1=0` `a n d` `2x-4y+3=0` ;`3x-2y+5=0` `a n d` `2x+y-9=0`

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RD SHARMA ENGLISH-THE STRAIGHT LINES -All Questions
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