3havo t/m H3.3 (31 jan 23)
Authored by S.F. Maljers
Mathematics
2nd Grade
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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
bereken y voor x = -3
3
-9
21
9
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ontbind de volgende formule:
y = 7x2 + 49x
y = 7x(x + 7)
y = 7x(x + 42)
y = x(7x + 49)
y = 7(x2 + 7x)
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ontbind de volgende formule:
y = x2 + 14x + 48
y = (x + 8)(x + 6)
(x + 8)(x + 6)
y = (x + 34)(x + 14)
y = (x + 7)2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wanneer de snijpunten van een kwadratische formule met de x-as de punten (-1,0) en (7,0) zijn, dan is de x-coordinaat van de top
x = 2
x = 4
x = 3
x = 2,5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ontbind de volgende formule (zo kort mogelijk):
y = x2 - 10x + 25
x = 5
y = (x + 5)(x - 5)
y = (x - 5)2
y = (x - 5)(x - 5)
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Ontbind x2 + 6x + 8
(x - 4)(x - 2)
(x + 4)(x +2)
(x - 4)(x + 2)
(x + 4)(x - 2)
onmogelijk
7.
FILL IN THE BLANKS QUESTION
30 sec • 1 pt
ontbind in factoren: 15x2 + 20x
(gebruik geen spaties in je antwoord)
(a)
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