Olympiad Mathematics X^6-9X^3+8=0, A Nice Algebra Problem | Equation Solving | Math Olympiad Problem

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Olympiad Mathematics X^6-9X^3+8=0, A Nice Algebra Problem | Equation Solving | Math Olympiad Problem

Hello EveryOne in this video I will tell you the Best Trick on How to find the value of this tricky Nice Math Olympiad X^6-9X^3+8=0, Equation solving. System of equation Solving. It is the Mathematics Olympiad problem

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x^3 = u. Solve quadratic u^ - 9u + 8 = 0. u = 1 or 8. Back substitute. x^3 = 1 and x^ 3 = 8, 1 and 2.

jim