Find $u + v - 4u$. $u = (7, -4)$ and $v = (-6, 7)$
Added by Danielle P.
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To do this, we add the corresponding components of u and v: u + v = (7 + (-6), -4 + 7) = (1, 3) Now, we need to find 4u. To do this, we multiply each component of u by 4: 4u = (4 * 7, 4 * (-4)) = (28, -16) Show more…
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