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Wow equation

Algebra Level 4

Determine the number of real roots of the equation: $x^8 - x^7 + 2x^6 - 2x^5 + 3x^4 - 3x^3 + 4x^2 - 4x +\dfrac{5}{2}= 0.$

2 5 6 8 4 0 1

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by Rohit Udaiwal

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