If $\| \mathbf { u } \| = 4$ And $\| \mathbf { v } \| = 6$

question 300

Multiple Choice

If $\| \mathbf { u } \| = 4$ and $\| \mathbf { v } \| = 6$ , and the vectors make angles of 140° and 20° with the x-axis respectively, find the component form of the sum of u and v.Round answers to two decimal places.

• A) \(\langle 2.57,4.62 \rangle\)
• B) \(\langle - 0.84,5.22 \rangle\)
• C) \(\langle - 8.7,0.52 \rangle\)
• D) \(\langle 8.21 , - 1.01 \rangle\)
• E) \(\langle - 3.07 , - 5.12 \rangle\)

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