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by likewhoa » Sun Nov 25, 2007 3:02 am
K is a positive integer. Whn K^4 is divided by 32, the remainder is 0. Which of the following could be the remainder when K is divided by 32?

I.2
II.4
III.6

answer: II.4
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by sujaysolanki » Sun Nov 25, 2007 4:38 am
Picking numbers

K = 1 K^4 = 1
K = 2 K^4 = 16
K = 3 K^4 = 81
K = 4 K^4 = 16*16
K = 5 K^4 = 25*25
K = 6 K^4 = 36* 36

Only number that that satifies

Whn K^4 is divided by 32, the remainder is 0

is 4 ..

Hence 4 it is
Hope this helps
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