The remainder when 3 ^ 986 is divided by 82, is
a. 7
b. 8
c. 9
d.10
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Answer:
C. 9
Step-by-step explanation:
3^986÷82
= (3^4) ^246 × 9 ÷ 82
= (81) ^246×9÷82
= (-1) ^246×9÷82
•°• R=9
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