AP EAMCET · Maths · Vector Algebra
If \(\bar{c}=2 \bar{i}+\bar{j}-2 \bar{k}, \bar{b}=\bar{i}+\bar{j}\) and \(\bar{a}=3 \bar{i}+\bar{j}-\bar{k}\), then \((\bar{a} \times(\bar{b} \times \bar{c})) \times \bar{c}=\)
- A \(2 \bar{i}-2 \bar{j}+\bar{k}\)
- B \(18 \bar{i}-18 \bar{j}-9 \bar{k}\)
- C \(-18 \bar{i}+18 \bar{j}-9 \bar{k}\)
- D \(18 \bar{i}-18 \bar{j}+9 \bar{k}\)
Answer & Solution
Correct Answer
(C) \(-18 \bar{i}+18 \bar{j}-9 \bar{k}\)
Step-by-step Solution
Detailed explanation
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