___ \/ 2 *sin(x)
d / ___ \ --\\/ 2 *sin(x)/ dx
The derivative of a constant times a function is the constant times the derivative of the function.
The derivative of sine is cosine:
So, the result is:
The answer is:
___ \/ 2 *cos(x)
___ -\/ 2 *sin(x)
___ -\/ 2 *cos(x)