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cfsv:chapter-1 [2012/06/25 12:40] – created dcs | cfsv:chapter-1 [2013/07/09 16:00] (current) – dcs | ||
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(e) $ \sqrt{19} $ | (e) $ \sqrt{19} $ | ||
- | 11. Yes | + | 11. No |
12. (a) $ ||\mathbf{x}|| = \sqrt{5} $, Direction: $ \displaystyle{||\mathbf{u}|| = \frac{1}{\sqrt{5}}(2, | 12. (a) $ ||\mathbf{x}|| = \sqrt{5} $, Direction: $ \displaystyle{||\mathbf{u}|| = \frac{1}{\sqrt{5}}(2, |