# Functions

How to solve these type of questions: Find all functions such that f(x + yf(x)) = f(y) + xf(x) ... and all that ?

Note by Priyanshu Mishra
3 years, 4 months ago

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Can you give some initial values like $$f(0)=0$$ or something like that ?Else you won't be able to solve this question

- 3 years, 4 months ago

yes. Please Help me to solve this problem: Find all polynomials p(x) such that: p(x^2 + 1) =(p(x))^2 + 1 and p(0) = 0.

- 3 years, 3 months ago