Question-203354

Question Number 203354 by SEKRET last updated on 19/Jan/24

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Answered by Rasheed.Sindhi last updated on 17/Jan/24

C a n b e o b s e r v e d a f t e r s o m e

e x p e r i m e n t s t h a t :

8^{r + 20 q} \equiv 8^{r} (m o d 100)

r + 20 q = 2022 = 2 + 20 \times 100

8^{2022} = 8^{2 + 20 \times 100} \equiv 8^{2} = 64 (m o d 100)