kawaiipotato
Well-Known Member
- Joined
- Apr 28, 2015
- Messages
- 462
- Gender
- Undisclosed
- HSC
- 2015
Re: HSC 2015 4U Marathon
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
 = x^4 + ax^3 + bx^2 + ax + 1 = 0 )
 has at least one real root for real numbers a,b then find the minimum value of a^2 + b^2 $ )
A relatively nice complex numbers Q for you all -
x, y and z are complex numbers. If 0, x, y and z are concyclic, prove that 1/x, 1/y and 1/z are collinear!
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