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zepdrixBest ResponseYou've already chosen the best response.0
\[\large \vec u\quad =\;\;\qquad <8,\quad 9>\]\[\large 7\vec u\quad =\quad 7<8,\quad 9>\]This simply multiply each component by 7! :)\[\large 7\vec u\quad =\quad <8\cdot7,\quad 9\cdot7>\]
 one year ago
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