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n is a whole number which when divided by 4 gives 3 as remainder. What will be the remainder when 2n is divided by 4?
3
2
1
0
Correct Answer:
2
Explanation:
Let
n
= 4
q
+ 3. Then 2
n
= 8
q
+ 6 = 4(2
q
+ 1 ) + 2.
Thus, when 2
n
is divided by 4, the remainder is 2.
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