The image on the right is not the answer. It is reflected across the y axis. equations and the inverses are reflections of each other across the line y = x. So that lets out the middle one as well which looks to be reflected across y = - x
That only leaves the left image which is the correct answer.
If your install Bratleby on your device, It will help you with this. But you will have to put in an email. and it will give 10 questions to answer for free. Sorry that I cannot help you with this.