TS EAMCET · Maths · Vector Algebra
If \(\mathbf{a}\) and \(\mathbf{b}\) are unit vectors, then the vector \((\mathbf{a}+\mathbf{b}) \times(\mathbf{a} \times \mathbf{b})\) is parallel to the vector
- A \(\mathbf{a}-\mathbf{b}\)
- B \(\mathbf{a}+\mathbf{b}\)
- C \(2 \mathbf{a}-\mathbf{b}\)
- D \(2 \mathbf{a}+\mathbf{b}\)
Answer & Solution
Correct Answer
(B) \(\mathbf{a}+\mathbf{b}\)
Step-by-step Solution
Detailed explanation
Now, \((\mathbf{a}+\mathbf{b}) \times(\mathbf{a} \times \mathbf{b})\)…
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