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Perform the Indicated Operation v=4i5j+6k and w=3i4j+2k\mathbf { v } = 4 \mathbf { i } - 5 \mathbf { j } + 6 \mathbf { k } \text { and } \mathbf { w } = 3 \mathbf { i } - 4 \mathbf { j } + 2 \mathbf { k }

Question 116

Multiple Choice

Perform the indicated operation.
- v=4i5j+6k and w=3i4j+2k\mathbf { v } = 4 \mathbf { i } - 5 \mathbf { j } + 6 \mathbf { k } \text { and } \mathbf { w } = 3 \mathbf { i } - 4 \mathbf { j } + 2 \mathbf { k }
Find 3v+2w3 v + 2 w .


A) 10i13j+10k10 \mathbf { i } - 13 \mathbf { j } + 10 \mathbf { k }
B) 7i9j+8k7 i - 9 j + 8 k
C) 15i19j+20k15 \mathbf { i } - 19 \mathrm { j } + 20 \mathrm { k }
D) 18i23j+22k18 \mathbf { i } - 23 \mathbf { j } + 22 \mathbf { k }

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