Sequence And Series Question 334
Question: The difference between an integer and its cube is divisible by
[MP PET 1999]
Options:
A) 4
B) 6
C) 9
D) None of these
Show Answer
Answer:
Correct Answer: B
Solution:
It can easily proved by putting $ n=2,\ 3,\ 4…….. $ . The difference between an integar and its cube is divisible by 6.