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0 votes
2.7k views
in Vector Algebra by (28.9k points)
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Consider the vectors \(\bar a\) = 2i+ j – 2k and \(\bar b\) =  6i – 3j + 2k.

(i) Find \(\bar a \bar b\) and \(\bar a \times \bar b\)

(ii) Verity that

1 Answer

+1 vote
by (28.2k points)
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Best answer

(i) \(\bar a \bar b\) = 12 - 3 - 4 = 5.

|\(\bar a \times \bar b\)| = 16 + 256 +144 = 416

Hence varified.

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