
Mulțimi, descriere, elemente
Flashcard
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Hard
Daciana Moraru
FREE Resource
Student preview

5 questions
Show all answers
1.
FLASHCARD QUESTION
Front
1. Ce este o mulțime?
Back
Mulțimea este o colecție de obiecte bine determinate și distincte
2.
FLASHCARD QUESTION
Front
2. Se consideră mulțimea
A = {x| x∈ℕ, x = 2n, n≤6}
Scrie mulțimea A prin enumerarea elementelor sale.
Back
A = { 1, 2, 4, 8, 16, 32, 64 }
3.
FLASHCARD QUESTION
Front
3. Scrie prin proprietate mulțimea: A = {1, 4, 7, 10, 13, 16, 19, 22, 25}
Back
3. A = {x| x ∈ ℕ, x = 3n+1, n ∈ ℕ, n ≦ 8}
4.
FLASHCARD QUESTION
Front
4. Fie mulțimea: A = {2x+1, 2x+2, 2x+3}. Care este valoarea lui x, pentru care 2 ∈ A?
Back
4. x = 0
5.
FLASHCARD QUESTION
Front
5. Care este valoarea numărului natural n, dacă 11 ∈ {3n+5, 2n+4}
Back
5. n = 2
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