$$\(A\)$$ is the point $$\((4,1)\)$$ and $$\(\overrightarrow{A B}=\left(\begin{array}{r}-3 \\ 1\end{array}\right)\)$$. Find the coordinates of $$\(B\)$$. ( .................. , .................. )
Exam No：0580_s20_qp_42 Year：2020 Question No：2b
Answer:
\((1,2)\)
Knowledge points:
E7.3.1 Calculate the magnitude of a vector
E7.3.2 Represent vectors by directed line segments. (In their answers to questions, candidates are expected to indicate a in some definite way
E7.3.3 Use the sum and difference of two vectors to express given vectors in terms of two coplanar vectors.
E7.3.4 Use position vectors.
Solution:
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