- three *(three *x - one)/(three *x + one)^ two + three /(three *x + one) = zero
minus 3 multiply by (3 multiply by x minus 1) divide by (3 multiply by x plus 1) squared plus 3 divide by (3 multiply by x plus 1) equally 0
minus three multiply by (three multiply by x minus one) divide by (three multiply by x plus one) to the power of two plus three divide by (three multiply by x plus one) equally zero
-3*(3*x - 1)/(3*x + 1)2 + 3/(3*x + 1) = 0
-3*3*x - 1/3*x + 12 + 3/3*x + 1 = 0
-3*(3*x - 1)/(3*x + 1)² + 3/(3*x + 1) = 0
-3*(3*x - 1)/(3*x + 1) to the power of 2 + 3/(3*x + 1) = 0
-3(3x - 1)/(3x + 1)^2 + 3/(3x + 1) = 0
-3(3x - 1)/(3x + 1)2 + 3/(3x + 1) = 0
-33x - 1/3x + 12 + 3/3x + 1 = 0
-33x - 1/3x + 1^2 + 3/3x + 1 = 0
-3*(3*x - 1) divide by (3*x + 1)^2 + 3 divide by (3*x + 1) = 0