Question

Aflati media aritmetica si media geometrica a nr: 3 si 27
b) 4+Radical din 7 si 4- radical din 7
c) (6- radical din 11)tot la patrat si (6+ radical din 11) tot la patrat
Raspunsuri complete plss

Answer 1

a)Ma=(3+27)/2=30/2=15
Mg=√3·27=√81=9

b)Ma=(4+√7+4-√7)/2=8/2=4
Mg=√(4+√7)(4-√7)=√(16-7=√9=3

c)
(6-√11)²=36-2·6·√11+11=47-12√11
(6+√11)=36+12√11+11=47+12√11
Ma=(47-12√11+47+12√11)/2=94/2=47
Mg=√(47+12√11)(47-12√11)=√(2209-1584)=√625=25

Answer 2

Sper ca te-am ajutat:)