
Wzory skróconego mnożenia
Authored by Karolina Faszczewska
Mathematics
1st - 5th Grade
Used 227+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
( x + 7)2 =
x2 + 7x + 49
x2 + 14x + 7
x2 + 14x + 49
x + 14x + 49
2.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
( x - 4)2 =
x2 - 2x + 16
x2 - 4x + 16
x2 - 8x - 16
x2 - 8x + 16
3.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
( x - 5)(x + 5) =
x2 - 2x +25
x2 - 25
x2 - 5
x2 + 25
4.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
( 3x - 4)2 =
9x - 12x +4
9x2 - 12x + 16
9x2 - 24x + 16
9x2 + 24x + 16
5.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
(√3 + 4)(√3 - 4) =
1
4
-1
-13
6.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
(√3 + 4)2 =
5√3 +4
19 + 8√3
16 + 2√3
19 + 4√3
7.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
(5 - 2√3) ( 5 + 2√3) =
13
23
19
-4
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