MCQOPTIONS
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MCQOPTIONS
| 1. |
The projection of the vector \(\widehat i - 2\widehat j + \widehat k\) on the vector \(4\widehat i - 4\widehat j + 7\widehat k\) is |
| A. | \(\frac{{5\sqrt 5 }}{{19}}\) |
| B. | \(2\frac{1}{9}\) |
| C. | \(\frac{9}{19}\) |
| D. | \(\frac{{\sqrt 6 }}{{19}}\) |
| Answer» C. \(\frac{9}{19}\) | |