Answer :
(i) Let us rationalise the denominator of each term:
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd68.gif)
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/df.gif)
\\\\![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd72.gif)
(ii) Let us rationalize the denominator of each term:
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd75.gif)
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd76.gif)
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd77.gif)
\\\\
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd68.gif)
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd69.gif)
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd70.gif)
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/df.gif)
\\\\
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd72.gif)
(ii) Let us rationalize the denominator of each term:
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd75.gif)
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd76.gif)
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd77.gif)
\\\\
![](https://gs-post-images.grdp.co/user_files/63093/14895/images/Ex_files/3dd79.gif)
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