Question

Solve the following:
x²=4(mod6)​

Answer 1

`x_(1) = 2, ▪︎ x_(2) = -2`

Explanation:

`{x}^(2) = 4 (mod6)`

`{x}^(2) = 4`

`x =±2`

`x_(1) = 2, ▪︎ x_(2) = -2`