Symbiosis National Aptitude Test SNAP 2015 Paper

Question : 14 of 150

Marks: +1, -0

Which one of the following is correct ?

a^n + b^n

is divisible by a – b

Solution:

A number of the form

a^n + b^n

is divisible by (a + b), only if n is odd number. So that

a^n + b^n

is not divisible by (a – b) for integral value of n.

Go to Question:

Prev Question

Next Question