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For alpha, beta, z in CC and lamda gt 1,...

For `alpha, beta, z in CC` and `lamda gt 1`, if `sqrt(lamda-1)` is the radius of the circle `abs(z-alpha)^2+abs(z-beta)^2=2lamda`, then `abs(alpha-beta)` is equal to

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JEE MAINS PREVIOUS YEAR-JEE MAIN 2023-Question
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