when n is divided by4 ,the remainder is 3 .what is the remainder when 2n is divided by4?
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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 reminder is 2.
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ans will be 2
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Answered by
1
Answer: n/4=3
2n/4=?
n=3×4=12
Therefore n=12
2(12)/4=24/4 =6
ans is given 2 ,but how ?
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