
Wyrażenia algebraiczne - sprawdzian kl.7
Quiz
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Hard
Dorota Urbaniak
Used 41+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Po uporządkowaniu jednomianu p·4u·(-5)·p·0,5u2 otrzymamy jednomian:
-20pu
-10p2u3
20p2u3
-10pu
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dla x = −1 wyrażenie −9(5x + 7) przyjmuje wartość:
-1
18
6
-18
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dane są cztery prostokąty o bokach:
I 4x i (5 + y)
II 4x i 5y
III 10x i 2y
IV (5 + x) i 4y
Które z tych prostokątów mają jednakowe pola powierzchni?
I i II
III i IV
I i IV
II i III
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jednomianem jest wyrażenie:
7xy
7+x+y
7(x+y)
(7+x)y
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x=7
49
7
14
42
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Po redukcji wyrazów podobnych w wyrażeniu
2x2 + 8y + 3x2 - 8y + 1
otrzymamy:
5x2+1
5x2+16y+1
6x2+1
5x2-16y+1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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