Question

ajutatima la acest exercițiu dau 100 puncte ​

Answer 1

Răspuns:

a/5

a ≤ 15

a.impar= 1, 3, 5, 7, 9, 11, 13, 15

B={1/5 , 3/5 , 5/5 , 7/5 , 9/5 , 11/5 , 13/5 , 15/5 }

______________

2ⁿ⁺¹/5ⁿ

n ≤ 3 =>n=0,1,2,3

2⁰⁺¹/5⁰=2¹/1=2

2¹⁺¹/5¹=2²/5¹=4/5

2²⁺¹/5²=2³/5²=8/25

2³⁺¹/5³=2⁴/5³=16/125

C= { 2 , 4/5 , 8/25 , 16/125 }