MCQMediumJEE Main 2023 · 11 April, Shift 1Nature of Roots & Formation of Equations

Mathematics Question from JEE Main 2023 · 11 April, Shift 1

If aa and bb are the roots of the equation x27x1=0x^2 - 7x - 1 = 0, then the value of a21+b21+a17+b17a19+b19\dfrac{a^{21} + b^{21} + a^{17} + b^{17}}{a^{19} + b^{19}} is equal to:

  • A

    5151

  • B

    4141

  • C

    3535

  • D

    1717

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