Question

Fie multimea A={1/n | n e N* , n mai mare sau egal ca 2}
a) Scrieti numarul 1 ca suma a 6 elemente ale multimii A.

Answer 1

$1= \frac{1}{6} +\frac{1}{6} +\frac{1}{6} +\frac{1}{8}+\frac{1}{8}+\frac{1}{4}$