September 2018 1 16 Report

Okresl miejsce zerowe funkcji.

a) f:N->N i f(n) to reszta z dzielenia n przez 3

b) f:N->N i f(n) to cyfra jedności liczby n

c) f:N+->N i f(n) to liczba dzielników liczby n różnych od 1 i mniejszych od n

d) f:N+->N i f(n) to n-ta cyfra po przecinku liczby 0,0(608)

Dane są funkcie:

y=x do 4

y=pierwiastek 3 stopnia z x

y=2x-1

y=pierwiastek z x

y=x+1

y=x do 2

y=-x do 4+1

a) Wskaż te funkcje, ktorych wykres przecina oś y w punkcie (0,1)

b)Wskaż te funkcje, których wykres przechodzi przez punkt (1,1)

c) Które z tych funkcji mają miejsce zerowe równe 0?


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