The digit in the unit’s place of the product \(3^{999}\times7^{1000}\) is…

GATE · 2023 · EE · General AptitudeGATE · 2023 · ES · General AptitudeGATE · 2023 · XH · General Aptitude

The digit in the unit’s place of the product 3999×710003^{999}\times7^{1000} is _______.

  1. A.

    7

  2. B.

    1

  3. C.

    3

  4. D.

    9

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