5 The distance of the point (alpha and beta) from the origin is
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Therefore, the line joining the point and origin can be taken as hypotenuse of a right angled triangle of perpendicular length 3 units and base of 4 units. By Pythagoras theorem, Distance between origin and point = √(4^2 + 3^2) =√(16+9) = √25 = 5 units.
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