Status: Waiting for your answers. Problem: Solve for the variable. Check a value if it is extraneous. √ v + 13 = v + 11 v + 13 = ( v + )2 v + 13 = v2 + v + 0 = v2 + v + 0 = ( v + )( v + ) v1 = v2 = extraneous extraneous