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robin johansson


Last seen: 4 years 前 |  自 2016 起处于活动状态

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统计学

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Finding real roots of a cubic equation
I have the equation: eqn = ((d^3*pi*((4251*d + 5951400)/(25*d))^(1/2))/(2*(d + 1400)))*(pi*(d^2)/4)-180 == 0 and want to ...

8 years 前 | 3 个回答 | 0

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ratio between variables in equation
I have the equation G == (f_1*(w^2)*L/d)+(C*(w^2))/2 Where d and w are variables and f_1, L, G and C are constants I would...

8 years 前 | 1 个回答 | 0

1

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