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Loek Vossen


Last seen: 11 months 前 |  自 2019 起处于活动状态

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统计学

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solving unknown variables in matrices
So for un I've got to solve 3 variables from the equation y = k*x^2 + l*x + m, given are points P(-2, 4) Q(1,1) and R(2, -4). We...

5 years 前 | 2 个回答 | 0

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