Równania kwadratowe kl. 1g
Quiz
•
Mathematics
•
1st - 3rd Grade
•
Practice Problem
•
Medium
Marzena Widomska
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8 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rozwiązanie równania x2 − 9 = 0 to:
x = 3
x = -3 i x = 3
x = 0 i x = 3
x = 9
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rozwiązanie równania x2 + 2x = 0 to:
x = 0 i x = 2
x = 0 i x = −2
x = 2
x = −2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Równanie 4x2 + 4 = 0 ma
dwa rozwiązania x = −1 i x = 1
nie ma rozwiązania bo to r. sprzeczne
ma dwa rozwiązania x = −2 i x = 4
ma jedno rozwiązanie x = 1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ile rozwiązań ma równanie: x²+3x+2=0
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Rozwiązaniem równania x2-5x +6 = 0 są liczby
-2 i -3
2 i 3
-2 i 3
równanie nie ma rozwiązania
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Miejsca zerowe funkcji f(x)= x2-10x+25 to:
x=-5
x=5
x=0 i x=5
x=0 i x=-5
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Rozwiązaniem równania są liczby
0, 4
-4, 0
-4, 4
8.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Rozwiązaniem równania są liczby
- 4 i 4
2 i -2
-2
2
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