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X=4500, a=x-0,(4), b=a-0,4, c=b-0,25 Aflati C

Răspuns :

Renatemambouko
x=4500
a=x-0,(4)=4500-4/9=(40500-4)/9=40496/9=4499,(5)
b=a-0,4=40496/9-4/10=(404960-36)/90=404956/90=4499,5(1)
c=b-0,25=404956/90-1/4=(809912-45)/180=809867/180=4499,26(1)