Solution:** To find a vector \(\mathbf{v}\) that is perpendicular to \(\mathbf{w} = \begin{bmatrix} 3 \\ 4 \end{bmatrix}\), we need \(\mathbf{v} \cdot \mathbf{w} = 0\). Let \(\mathbf{v} = \begin{bmatrix} x \\ y \end{bmatrix}\). The dot product condition gives:

Sun, 19 Apr 2026 02:21:15 +0000

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