There will be no -intercept since throughout the domain. can you explain me this

The information you provided seems incomplete. In order to fully understand the context and provide an explanation, I would need more details. It would be helpful if you can provide the equation or function for which you are referring to the lack of y-intercept.

In mathematics, a "y-intercept" refers to the point where a function or equation intersects the y-axis on a graph. This point is represented by the coordinates (0, y), where x is 0 and y is the value of the function at that point.

When it is stated that "there will be no y-intercept since f(x) is 0 throughout the domain," it means that the function, represented as f(x), never crosses or intersects the y-axis. This occurs when the value of the function is constantly 0 across its entire domain, meaning that for every x-value, the corresponding y-value is always 0.

Essentially, this means that the graph of the function will lie entirely on or parallel to the x-axis, without ever crossing or having any points on the y-axis.