CUET Mathematics 2026 19th May Shift 2 PYQs

The least non-negative remainder, when $5^{61}$ is divided by 7, is

The least non-negative remainder when $3^{128}$ is divided by 7 is:

If $X = 11$ and $Y = 3$, then $X \mod Y = (X + aY) \mod Y$ holds