if A is point on the x -axis whose absisca is 5 and b is the point (1,-3) then find the distance ab
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Distance=5,,
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Answer:A(5,0) and B(1,-3)
Distance formula: √(x1-x2)²+(y1-y2)²
(AB)²=(5-1)²+(0+3)²
(AB)²=4²+3²
(AB)²=16+9
(AB)²=25
AB=5
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