four *(six *x^ two /(x^ two - one) - one)/(x^ two - one)^ three = zero
4 multiply by (6 multiply by x squared divide by (x squared minus 1) minus 1) divide by (x squared minus 1) cubed equally 0
four multiply by (six multiply by x to the power of two divide by (x to the power of two minus one) minus one) divide by (x to the power of two minus one) to the power of three equally zero
4*(6*x2/(x2 - 1) - 1)/(x2 - 1)3 = 0
4*6*x2/x2 - 1 - 1/x2 - 13 = 0
4*(6*x²/(x² - 1) - 1)/(x² - 1)³ = 0
4*(6*x to the power of 2/(x to the power of 2 - 1) - 1)/(x to the power of 2 - 1) to the power of 3 = 0
4(6x^2/(x^2 - 1) - 1)/(x^2 - 1)^3 = 0
4(6x2/(x2 - 1) - 1)/(x2 - 1)3 = 0
46x2/x2 - 1 - 1/x2 - 13 = 0
46x^2/x^2 - 1 - 1/x^2 - 1^3 = 0
4*(6*x^2 divide by (x^2 - 1) - 1) divide by (x^2 - 1)^3 = 0