User minthao_2011 - Mathematics Meta Stack Exchange

minthao_2011

Member for 11 years, 2 months
Last seen more than 7 years ago

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Sep 12, 2021

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53

How do I work with Root objects?

35

How do I get my equation to have the form $(x-a)^2 + (y-b)^2 + (z-c)^2-d = 0$?

23

How to draw polynom division?

21

How to prove $\cos \frac{2\pi }{5}=\frac{-1+\sqrt{5}}{4}$?

18

How do I introduce a new variable in a trigonometric equation?