two *(- four *x/(x - four) + two + (two *x^ two + eleven)/(x - four)^ two)/(x - four) = zero
2 multiply by ( minus 4 multiply by x divide by (x minus 4) plus 2 plus (2 multiply by x squared plus 11) divide by (x minus 4) squared ) divide by (x minus 4) equally 0
two multiply by ( minus four multiply by x divide by (x minus four) plus two plus (two multiply by x to the power of two plus eleven) divide by (x minus four) to the power of two) divide by (x minus four) equally zero