Quelles sont les fonctions dont la concavité est tournée vers le haut ?

Second degré

Quiz
•
Mathematics
•
2nd Grade
•
Medium
FATIMA RGUITI
Used 1+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
y = 5.(x + 1)² - 3
y = -0,5.(x - 2)² + 1
y = -8.(x - 6)² + 3
y = -2.(x + 7)² + 4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Factorise:( mettre sous la forme a(x-x1)(x-x2))
x²+13x-30
(x+10)(x+3)
(x+15)(x-2)
(x+10)(x-3)
(x+15)(x+2)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si f(x) = -2(x +7)(x - 4) alors ...
la parabole est tournée vers le haut
la parabole est tournée vers le bas
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
tournée vers le haut
tournée vers le bas
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si f(x) = 5(x - 2)(x + 3) alors les racines sont ...
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