Answer:
The image of 
 is 
.
Explanation:
According to this statement, we need to find the image of a given point by reflection with respect to the y-axis. The reflection can be done by following operation:
 (1)
Where:
 - Original point.
 - Reflected point.
If we know that 
 and 
, then the reflecting point is:

The image of 
 is 
.