Checked and read more about it. Lot of factors involved in this. TV should have HDMI/USB I think. But good try by Microsoft.
http://m.windowscentral.com/how-continuum-windows-10-mobile-works-lumia-950
If it's only audio, that cable might work. If you need video then It's not straight forward. You would need converters which will cost you a lot. Look at the below link.
http://androidforums.com/threads/android-to-rca-connections.733509/