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Use the Given Vectors to Find the Indicated Expression v=3i4j+4k,w=2i+2j3kv = - 3 i - 4 j + 4 k , \quad w = 2 i + 2 j - 3 k

Question 42

Multiple Choice

Use the given vectors to find the indicated expression.
- v=3i4j+4k,w=2i+2j3kv = - 3 i - 4 j + 4 k , \quad w = 2 i + 2 j - 3 k
Find v×(2w) v \times ( 2 w ) .


A) 8i2j+4k8 i - 2 j + 4 k
B) 4i+7j+10k- 4 \mathbf { i } + 7 \mathbf { j } + 10 \mathbf { k }
C) 16i10j4k16 \mathbf { i } - 10 \mathbf { j } - 4 \mathbf { k }
D) 8i+30j4k- 8 \mathbf { i } + 30 \mathbf { j } - 4 \mathbf { k }

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