Find the number of common roots of `15^(th)`roots of unity, which are also `25^(th)` roots of unity .

nth roots of Unity

nth roots of Unity

nth roots of Unity

nth Roots of Unity

Nth roots OF unity

Product of 4^(th) roots of unity is

Nth root OF unity

The number of 15th roots of unity which are also the 25th root of unity is: 3 (b) 5 (c) 10 (d) None of these