Q527
If n is any positive integer, 34n - 43n is always divisible by :
A.
7
B.
12
C.
17
AnswerD.
145
Answer: Option C
Solution
Answer: Option C
Solution:
Putting n = 1, we get (34n - 43n) = (34 - 43)
= (81 - 64)
= 17
Which is divisible by 17