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The position vectors of points A and B are d and b respectivelyP divides AB in the ratio 3: 1 and Q is mid-point of AP. Find the positionyector of Q. |
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Answer» Coordinates of P=3(a)+1(b)/3+1=3a+b/4Coordinates of Q=(3b+a/4+a/2)=3b+5a/8Position of Q=3b+5a/8 |
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