Question

What is Composition in functions?

Answer 1

Composition in functions:

The value returned by a function may be used as an argument for another function in a nested manner is called Composition in functions.

Answer 2

Composite Function  :- 

^{A composite function of two functions combines the given two functions in the given order. i.e., for any given two functions f(x) and g(x), there can be 4 composite functions:}

1. f(g(x)) which is substituting g(x) into f(x)
2. g(f(x)) which is substituting f(x) into g(x)
3. f(f(x)) which is substituting f(x) into itself
4. g(g(x)) which is substituting g(x) into itself