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If the equations x2+y2+2λx+4=0 and x2+y2–4λy+8 = 0 represent real circles then the value of λ can be |
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Answer» If the equations x2+y2+2λx+4=0 and x2+y2–4λy+8 = 0 represent real circles then the value of λ can be |
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