what will be the remainder if we divide 76 77 by 7 options a 1 b 0 c 6 d

6..6^n always 6.
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76^77/7
=>(7*11-1)^77/7
=> (-1)^77/7
=> -1/7 => rem= 7-1=6
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6^n always gives last digit as 6 so by dividing 6 with 7 remainder will be 6
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Ans is 6
76 divides by 7 then remainder is 6
then 6^77 is divided by 7 then the result is 6^1/7=6,6^2/7=1 or 6^3/7=1
for so on 77 divides 2 then remainder is 1
then calculate the value of 6^1 then result is 6
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ans is c. 6
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what will be the remainder if we divide 76^77 by 7?
options:
a.1
b.0
c.6
d.5