x*(-x^ two *cos(x) - six *x*sin(x) + six *cos(x)) = zero
x multiply by ( minus x squared multiply by co sinus of e of (x) minus 6 multiply by x multiply by sinus of (x) plus 6 multiply by co sinus of e of (x)) equally 0
x multiply by ( minus x to the power of two multiply by co sinus of e of (x) minus six multiply by x multiply by sinus of (x) plus six multiply by co sinus of e of (x)) equally zero
x*(-x2*cos(x) - 6*x*sin(x) + 6*cos(x)) = 0
x*-x2*cosx - 6*x*sinx + 6*cosx = 0
x*(-x²*cos(x) - 6*x*sin(x) + 6*cos(x)) = 0
x*(-x to the power of 2*cos(x) - 6*x*sin(x) + 6*cos(x)) = 0