Question icon
Grade 9Integral Calculus

If n is a natural number, then exactly one of numbers n, n + 2 and n + 1 must be a multiple of

Profile image of Kriti Gupta
5 Years agoGrade 9
Answers icon

1 Answer

Profile image of Sathwik reddy
4 Years ago
ans is 3 because 
let f(x) be x,x+1,x+2
f(n)=n,n+1,n+2
as one has to be multiple of some number
it should not be in that so add them we get 3n+3 
now we can take 3 as common and finally n,n+1,n+2 are multiples of 3