Binom négyzete
Authored by Enikő Szász
Mathematics
7th - 9th Grade
Used 5+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(2x - 1)2 =
4x2 - 4x + 1
2x2 - 4x + 1
4x2 - 1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
( a + 2)2 =
a2 + 4
a2 + 4a + 4
a2 + 2a + 4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
( √2 + 3)2 =
5 + 6√2
11 + 6√2
9
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Melyik kijelentés igaz?
( a - b)2= a2 - 2ab + b2
( a - b)2= a2 + 2ab - b2
5.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Egészítsd ki:
(3a - 4)2= 9a2- 24a + ...
6.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Egészítsd ki:
(2a - 5b)2= 4a2 - ...ab + 25b2
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
(7 - x)2=
14 -14x + x2
49 - x2
49 - 14x + x2
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