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(6-(8*cos(0.07854*x)))'The calculation above is a derivative of the function f (x)
(-(8*cos(0.07854*x)))'+(6)'
(8)'*cos(0.07854*x)+8*(cos(0.07854*x))'+(6)'
0*cos(0.07854*x)+8*(cos(0.07854*x))'+(6)'
0*cos(0.07854*x)+8*-sin(0.07854*x)*(0.07854*x)'+(6)'
0*cos(0.07854*x)+8*-sin(0.07854*x)*((0.07854)'*x+0.07854*(x)')+(6)'
0*cos(0.07854*x)+8*-sin(0.07854*x)*(0*x+0.07854*(x)')+(6)'
0*cos(0.07854*x)+8*-sin(0.07854*x)*(0*x+0.07854*1)+(6)'
0*cos(0.07854*x)+8*0.07854*(-sin(0.07854*x))+(6)'
0*cos(0.07854*x)+8*-0.07854*sin(0.07854*x)+(6)'
0.62832*sin(0.07854*x)+0
0.62832*sin(0.07854*x)
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