$$\(\quad \overrightarrow{G H}=\frac{5}{6}(2 \mathbf{p}+\mathbf{q}) \quad \overrightarrow{J K}=\frac{5}{18}(2 \mathbf{p}+\mathbf{q})\)$$ Write down two facts about vectors $$\(\overrightarrow{G H}\)$$ and $$\(\overrightarrow{J K}\)$$. ....................................................................................................................................................
Exam No：0580_w20_qp_21 Year：2020 Question No：23(b)
Answer:
\(\overrightarrow{G H}=3 \overrightarrow{J K}\) oe or \(\overrightarrow{G H}\) has a greater magnitude
\(\overrightarrow{G H}\) and \(\overrightarrow{J K}\) are parallel
\(\overrightarrow{G H}\) and \(\overrightarrow{J K}\) are parallel
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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