Question

Media aritmetica ponderata a numerelor a si b cu ponderile 1 si -1/2,stiind ca a=2√2 si b=2√3.Ajutor!
/-fractie

Answer 1

map= [2√2  * 1 +  2√3 *  (-1/2) ]/ ( 1 -1/2)=

= (2√2 -√3)/ (2-1)/2=

= (2√2-√3)/ 1/2=

=(2*1,41 -1,73)  * 2=

=(2,81-1,73)*2=

=1,09 *2=

=2,18