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Gaseste valorile lui a,b,c daca: a x b =40,b x c=10,c x a x b=80


Răspuns :

a x b =40,
b x c=10,
c x a x b=80

cx40=80
x=80:40
c=2

bx2=10
b=10:2
b=5

ax5=40
a=40:5
a=8

Verificare:
8x5x2=40x2=80 ADEVARAT