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[{(5*3^2):(5^4:5^3)]^3:(7^2+1-35)^2}^2:5^2=​

Răspuns :

[(225:5^3):400]^2:25=

[(225:125):400]^2:25=

(1,8:400)^2:25=

0,0045^2:25=

0,00002025:25=

0,00000081