-log(x)
The derivative of a constant times a function is the constant times the derivative of the function.
The derivative of log(x)\log{\left(x \right)}log(x) is 1x\frac{1}{x}x1.
So, the result is: −1x- \frac{1}{x}−x1
The answer is:
-1 --- x
1 -- 2 x
-2 --- 3 x