can someone please prove the difference rule to me?
d/dx[f(x)-g(x)]=d/dx f(x)- d/dx g(x)
Go to the definition of a derivative:
Lim x>0 of {f(x+deltax)-f(x)]/deltaX
d/dx[f(x)-g(x)]=d/dx f(x)- d/dx g(x)
Go to the definition of a derivative:
Lim x>0 of {f(x+deltax)-f(x)]/deltaX
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