- #1
iver
- 3
- 0
I have a queation as below
[cos(d/dx)]f(x)
How to solve it? I just konw that the angle is an operator, but the function of x is out of the cosine function.
[cos(d/dx)]f(x)
How to solve it? I just konw that the angle is an operator, but the function of x is out of the cosine function.