$$\(\mathbf{m}=\left(\begin{array}{l}5 \\ 7\end{array}\right)\)$$ Find 3m.
Exam No：0580_s20_qp_21 Year：2020 Question No：17(a)(i)
Answer:
\(\left(\begin{array}{l}15 \\ 21\end{array}\right)\)
Knowledge points:
E7.1.1 Describe a translation by using a vector represented
E7.1.2 Add and subtract vectors.
E7.1.3 Multiply a vector by a scalar.
Solution:
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