Question

ex. 8 va rog frumos ​

Answer 1

Răspuns:

Media geometrică: radical din a×b

a) a=2rad10

b=5rad10

mg=radical din(2rad10×5rad10)=radical din 100=10

b) mg=rad(3rad15×5rad15)=rad225=15

c) mg=rad(7rad14×32rad14)=rad3136=56

d) mg=rad(3rad21×63rad21)=rad3969=63