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In which ratio does the point (-1, -1) divides the line segment joining the pints (4, 4) and (7, 7) ? |
Answer» Suppose the point C(-1, -1) divides the line joining the points A(4, 4) and B(7, 7) in the ratio k : 1 Then, the coordinates of C are (7k+4/k+1,7k+4/k+1) But, we are given that the coordinates of the points C are (-1, -1). So, 7k+4/k+1=-1=>k=-5/8 Thus, C divides AB externally in the ratio 5 : 8. |
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