Turning Sums into Products
Difficulty: Hard · Topics: Algebra, Functions, Functional Equations
Yig‘indilarni ko‘paytmalarga aylantirish
For all real x,y: f(x+y)=f(x) f(y), and f(1)=3.
Find f(4)+f(0)+f(-1).
Barcha haqiqiy x,y uchun f(x+y)=f(x) f(y), va f(1)=3.
f(4)+f(0)+f(-1) ni toping.