Ononot — Let W = \{(x, y, z) \in \mathbb{R}^3 : x - 2y + z = 0\}. Wha

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Vectors & Spaceshard

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Let $W = \{(x, y, z) \in \mathbb{R}^3 : x - 2y + z = 0\}$ . What is the codimension of $W$ in $\mathbb{R}^3$ ?