Forgot password? New user? Sign up

Existing user? Log in

$\large f_{n+1}(x)=\sqrt{7-\sqrt{7+f_{n}(x)}}$ and $\large f_{1}(x)=\sqrt{7-\sqrt{7+x}}$

A sequence of functions is defined by the previous recursive definition. Which one of the options is true for the following equation? $\large f_{2016}(x)=x$

Inspiration.

Problem Loading...

Note Loading...

Set Loading...