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# let x and y be vectors such that and compute the ratio ​

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let x and y be vectors such that $$\operatorname{proj}_{\mathbf{x}}(\mathbf{y})=\dbinom{5}{3}$$and $$\operatorname{proj}_{\mathbf{y}}(\mathbf{x})=\dbinom{2}{-2}$$ compute the ratio $$\dfrac{\|\mathbf{x}\|}{\|\mathbf{y}\|}$$

Feb 13, 2022