Wyrażenia algebraiczne - powtórzenie

Flashcard
•
Mathematics
•
7th Grade
•
Hard
Zosia Purzyńska
Used 1+ times
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Student preview

12 questions
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1.
FLASHCARD QUESTION
Front
Liczba o 5 mniejsza od liczby trzy razy większej od kwadratu liczby n to:
Back
3n2-5
2.
FLASHCARD QUESTION
Front
Po uporządkowaniu jednomianu p·4u·(-5)·p·0,5u2 otrzymamy jednomian:
Back
-10p2u3
3.
FLASHCARD QUESTION
Front
Dla x = −1 wyrażenie −9(5x + 7) przyjmuje wartość:
Back
-18
4.
FLASHCARD QUESTION
Front
Jednomianem jest wyrażenie: 7xy, 7+x+y, 7(x+y), (7+x)y
Back
7xy
5.
FLASHCARD QUESTION
Front
Obwód figury przedstawionej na rysunku obok wynosi:
Back
8a + 5b + 18
6.
FLASHCARD QUESTION
Front
W konewce mieści się 8 litrów wody, a w wiadrze – 10 litrów. Ile litrów wody zużyto w sumie do podlania ogródka, jeśli wykorzystano w tym celu x pełnych konewek, y pełnych wiader i jeszcze pół konewki wody?
Back
8(x+0,5)+10y
7.
FLASHCARD QUESTION
Front
Uproszczenie wyrażenia (7x − 8) − (6 + x)
Back
6x-14
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