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Let A = (3, –4), B = (1, 2) and P = (2λ – 1, 2λ + 1). If the sum PA + PB is minimum, then the value of λ is

Answer» Let A = (3, –4), B = (1, 2) and P = (2λ – 1, 2λ + 1). If the sum PA + PB is minimum, then the value of λ is


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