2021_IAS_Qn C15. If 3^2019 is divided by 10, then what is the remainder ? 

Описание к видео 2021_IAS_Qn C15. If 3^2019 is divided by 10, then what is the remainder ? 

If 3^2019 is divided by 10, then what is the remainder ?
(a)    1
(b)    3
(c)     7
(d)    9

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