Question:
If \(|\overrightarrow{a}|=2,\overrightarrow{b}=2\hat{i}-\hat{j}-3\hat{k}\) and the angle between \(\overrightarrow{a}\) and \(\overrightarrow{b}\) is \(\frac{\pi}{4}\), then \(\overrightarrow{a}\cdot\overrightarrow{b}\) is equal to
If \(|\overrightarrow{a}|=2,\overrightarrow{b}=2\hat{i}-\hat{j}-3\hat{k}\) and the angle between \(\overrightarrow{a}\) and \(\overrightarrow{b}\) is \(\frac{\pi}{4}\), then \(\overrightarrow{a}\cdot\overrightarrow{b}\) is equal to
Updated On: Jun 10, 2024
- 4√2
- 2√7
- √30
- √7
- √14
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The Correct Option is B
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The correct option is (B): 2√7
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