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If ∥u∥=5\| \mathbf { u } \| = 5 And ∥v∥=3\| \mathbf { v } \| = 3

Question 15

Multiple Choice

If ∥u∥=5\| \mathbf { u } \| = 5 and ∥v∥=3\| \mathbf { v } \| = 3 , and the vectors make angles of 150∘150 ^ { \circ } and 110∘110 ^ { \circ } with the xx -axis respectively, find the component form of the sum of u\mathbf { u } and v\mathbf { v } . Round answers to two decimal places.


A) ⟨−5.36,5.32⟩\langle - 5.36,5.32 \rangle
B) ⟨−3.30,−0.32⟩\langle - 3.30 , - 0.32 \rangle
C) ⟨1.47,−1.51⟩\langle 1.47 , - 1.51 \rangle
D) ⟨3.53,−7.15⟩\langle 3.53 , - 7.15 \rangle
E) ⟨−4.31,6.20⟩\langle - 4.31,6.20 \rangle

Correct Answer:

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