Kasih penjelasan nya ya kaka

Jawaban:

Un = n/n²+1

maka |

U1 = 1/1²+1

= 1/2

U2 = 2/2²+1

= 2/5

U3 = 3/3²+1

=3/10

U4 = 4/4²+1

=4/17

U5 = 5/5²+1

=5/26

U6 = 6/6²+1

= 6/37

U7 = 7/7²+1

=7/50