
Funkcja kwadratowa
Authored by Karol Sieńko
Mathematics
9th - 12th Grade
Used 90+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Wierzchołek paraboli o równaniu y=-2(x+2)2+4 ma współrzędne
(2, -2)
(2, -4)
(-2, 2)
(-2, 4)
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Zbiorem wartości funkcji kwadratowej y=3(x+4)2-6 jest
〈-6; ∞)
(-∞; -6〉
(-∞; 6〉
〈6; ∞)
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Wskaż równanie prostej, która jest osią symetrii paraboli y=x2+4x-2019
x = 4
x = -4
x = -2
x = 2
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Na jednym z poniższych rysunków przedstawiono fragment wykresu funkcji y=x2-2x-3. Wskaż ten rysunek.
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Ile rozwiązań ma równanie x2+6x+10=0 ?
trzy
dwa
jedno
zero
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Większą z liczb spełniających równanie x2+6x+8=0 jest:
2
4
-2
-4
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Rozwiązaniami równania
są liczby:2 i -5
-2 i 5
-3, -2, 5
3, 2, -5
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