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The equation x2−3xy+λy2+3x−5y+2=0 When λ is a real number, represents a pair of straight lines.If θ is the angle between the lines, then cosec2θ= [EAMCET 1992] |
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Answer» The equation x2−3xy+λy2+3x−5y+2=0 When λ is a real number, represents a pair of straight lines.If θ is the angle between the lines, then cosec2θ= [EAMCET 1992] |
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