- £ 4. Mo -
L=€mi{(ri.ri)w-(ri.w)ri} where ri=xi+yj+zk, w=wi+wj+wk
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1
Explanation:
lMatilda was sad after the ball because she had lost the diamond necklace which she had borrowed from her friend Mme. Forestier. She had to pay a very heavy price for it.
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0
Answer:
kesiisjwhwisisknsbsjskskdi
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