Mathematics · Vector Algebra
Let a = 2i + j - 2k and b = i + j be two vectors. If c is a vector such that a · c = |c|, |c - a| = 2√2 and the angle between a × b and c is 30°, then |(a × b) × c| =
- 13
- 22
- 332✓
- 423
Correct answer
32
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