Question

Determinati n apartine N, pentru care :​

Answer 1

Răspuns:

a)Numitor comun 24

12 < n < 21 =>n={13, 14, 15, ..., 20}

b)Numitor comun 12

9 < n+5 < 22 |-5

4 < n < 17 =>n={5, 6, 7, ..., 16}

c)Numitor comun 20

18 < 2n+3 < 24 |-3

15 < 2n < 21=>n={8, 9, 10}

Answer 2

Răspuns:

a)comun 24

12 < n < 21 =>n={13, 14, 15, ..., 20}

b)comun 12

9 < n+5 < 22 |-5

4 < n < 17 =>n={5, 6, 7, ..., 16}

c)comun 20

18 < 2n+3 < 24 |-3

15 < 2n < 21=>n={8, 9, 10}