
Teza clasa a VIII a
Mathematics
8th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Rezultatul calculului dat este
√2
2√2
3
0
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Multimea data scrisa ca interval este
(-∞,2)
(2, +∞)
[2,+∞)
(-∞, 2]
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
In fig. 1 avem un cub. Masura unghiului dintre BC' si AD este
450
900
600
00
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Rezultatul calculului este
x2 +9
2x+6
x2 + 2x + 9
x2 + 6x +9
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Descompunerea in factori a expresiei este
(x - 5)(x +5)
(x- 5)2
(x +5)2
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Media geometrica a numerelor a si b este
4,5
3
6
1
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Rezultatul calculului este
6
18√3
54
2
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