If a&b are roots of x²-7x-1=0.Find the value of a²¹+b²¹+a¹⁷+b¹⁷/a¹⁹+b¹⁹
I don't even know where to start
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Academic discussion and doubt solving for: Progression & Series, Inequalities, Linear Equation, Functions, Modulus, Minima & Maxima, Polynomials, Identities, Indices
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thank you!