4.Definetherecursivefunctionfk1fk2wheref0=1andf1=3.

Find:

a)f2

b)f3

c)f4

7.Givenf(x)=x2+3x2findf(5)=

8.Letf={(1,4),(2,7),(3,1),(4,0)}andg(x)=2x1findg(f(3))=

10.

Definetherecursivefunctionfk=fk1+2kwheref0=1.

find a)f₁

b)f₂

c)f₃

11.Givenf(x)=3x5andg(x)=x2+1arefunctionsontherealnumbersRarefunctions on the real number R findgf

12.Givenf(x)=2x1andg(x)=4xfindf(g(x))= 13.Given:f(x)=3x2isafunctionontherealnumbersR findff