2^18-n is divisible by 3, so 2^18 when divided by 3 gives remainder nclar wrote:If (2^18-n) is divisible by 3 which of the following could be the value of n?
1- 4
2- 5
3- 7
a) 1 only
b) 2 only
c) 3 only
d) 1 and 2
e) 2 and 3
Can someone pls help with this question?
2^18 when divided by 3 gives remainder 1.( I hope you can figure this one out)
n=1,4,7,10,...
answer from the choices is 4 and 7.
but your options are wrong
n can be both 4 and 7.
