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Let differential equation of family of circles touching y−axis at the origin be dydx+x2−λy2μxy=0, where λ∈R, μ∈R−{0}. Then the value of λ+μ is

Answer» Let differential equation of family of circles touching yaxis at the origin be dydx+x2λy2μxy=0, where λR, μR{0}. Then the value of λ+μ is


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