square root of 196: √196

The square root of 196 is 14.

The square root of 625: √625

The square root of 625 is 25.

what is the symbol that denotes a root (called the radical)

The symbol that denotes a root (called the radical) is √.

find the cube root of -125: √^3(-125)

The cube root of -125 is -5.