cos(x) ------ + sin(x) 1
d /cos(x) \ --|------ + sin(x)| dx\ 1 /
Differentiate term by term:
The derivative of a constant times a function is the constant times the derivative of the function.
The derivative of cosine is negative sine:
So, the result is:
The derivative of sine is cosine:
The result is:
The answer is:
-(cos(x) + sin(x))