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The co-ordinates of the initial and final point of a given vector A are respectively (2,3)and (10,6).Then calculate the magnitude of the vector.

The co-ordinates of the initial and final point of a given vector A are respectively (2,3)and (10,6).Then calculate the magnitude of the vector. 

Grade:11

1 Answers

Eshan
askIITians Faculty 2095 Points
2 years ago
Dear studnet,

\vec{r}=(x_2-x_1)\hat{i}+(y_2-y_1)\hat{j}
=8\hat{i}+3\hat{j}
Hence\left| \vec{r}\right|=\sqrt{8^2+3^2}

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