[" Let "f(x)=x^(2)+10x+20." Find the number of real solution of the equation "],[f(f(f(f(x))))=0]

Let f (x)= x^3 -3x+1. Find the number of different real solution of the equation f (f(x) =0

Let f (x)= x^3 -3x+1. Find the number of different real solution of the equation f (f(x) =0

Find the number of distinct real solutions of the equation f(f(x))=0, where f(x)=x^(2)-1

Let f(x)=x+sin x. Find the number of solutions of f(x)=f^(-1)(x)

If f(x)={0,x<1 and 2x-2,x<=1 then the number of solutions of the equation f(f(f(x)))=x is

If f(x)=x^(3)-3x+1, then the number of distinct real roots of the equation f(f(x))=0 is

If f(x)=2x^(3)-3x^(2)+1 then number of distinct real solution (s) of the equation f(f(x))=0 is/(are) k then (7k)/(10^(2)) is equal to_______

If f(x)=2x^(3)-3x^(2)+1 then number of distinct real solution(s) of the equation f(f(x))=0 is(are) k then (7k)/(10^(2)) is equal to

If f(x)=2x^(3)-3x^(2)+1 then number of distinct real solution (s) of the equation f(f(x))=0 is/(are) k then (7k)/(10^(2)) is equal to_______

(c) quad If f(x)={[-x;,xlt0|x-2|;,xgt=0 ,then find the number of solutions of the equation f(f(x))=1