November 2018 1 58 Report

1. Oblicz miejsca zerowe funkcji kwadratowej :

a) y = 2x2 - 5x + 2

b) y = 6x2 + 5x + 1

2. Dana jest funkcja kwadratowa y = x2 - 5x + 6. Podaj jej miejsca zerowe, wspólne wierzchołki i rowne osi symetrii.

3. Funkcje kwadratową y = 2x2 + 6x + 4 1/2, zapisz w postaci kwadratowej.

4. Dana jest funkcja w postaci iloczynowej y = 3( x-5 )( x+7 ). Zapisz tą funkcję w postaci kwadratowej i w postaci ogólnej.

Proszę o pomoc. Dam naj :)


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