Open In App

GATE | Gate IT 2005 | Question 34

Like Article
Like
Save
Share
Report

Let n = p2q, where p and q are distinct prime numbers. How many numbers m satisfy 1 ≤ m ≤ n and gcd (m, n) = 1? Note that gcd (m, n) is the greatest common divisor of m and n.

 
(A) p(q – 1)
(B) pq
(C) (p2- 1) (q – 1)
(D) p(p – 1) (q – 1)


Answer: (D)

Explanation:

Quiz of this Question
Please comment below if you find anything wrong in the above post


Last Updated : 28 Jun, 2021
Like Article
Save Article
Previous
Next
Share your thoughts in the comments
Similar Reads