Find the scalar and vector projections of \mathbf{b} onto \mathbf{a} , where \mathbf{a} = \langle 1,2\rangle and \mathbf{b} = \langle -5, 2\rangle .

** 1. ** \textrm{comp}_{\mathbf{a}}\mathbf{b}=

** 2. **

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