
Másodfokú egyenlet
Quiz
•
Mathematics
•
12th Grade
•
Medium
Orelt Antónia
Used 2+ times
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18 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
A másodfokú egyenlet általános képlete
ax+bx+c=0
x²+x+y=0
ax²+bx+c=0
b²-4ac
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Δ képlete
b²-4a
b²-4ac
a²-b²
-b±2a
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
A másodfokú függvény ábrázolása egy
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Mikor egybeesőek egy másodfokú gyökei?
ha Δ<0
ha Δ>0
Δ≤0
∆≥0
ha Δ=0
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A másodfokú függvény csúcspontja
V(-b/2a, -Δ/2a)
V(-b/a, 0)
V(-b/2a, 0)
V(-b/2a, -Δ/4a)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Melyik állítás igaz?
Minden parabola szimetrikus
Csak akkor szimetrikus a parabola ha a>0
Csak akkor szimetrikus a parabola ha a≥0
Egy parabola sose szimetrikus
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Függvény grafikus képének metszéspontja az ox tengellyel
x=0
f(x)=0
a=0
Δ=0
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