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Let PQ be a diameter of the circle x2+y2=9. If α and β are the lengths of the perpendiculars from P and Q on the straight line, x+y=2 respectively, then the maximum value of αβ is

Answer» Let PQ be a diameter of the circle x2+y2=9. If α and β are the lengths of the perpendiculars from P and Q on the straight line, x+y=2 respectively, then the maximum value of αβ is


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