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Ediedy90
a fost răspuns

Cine ma poate ajuta la acest exercitiu: 0,(3)=0.2y=0.125z
xyz=960 URGENT!!

Răspuns :

0,(3)=3/9=1/3
0,2=2/10=1/5
0,125=125/1000=1/8
x/3=y/5=z/8=k
x/3=k⇒x=3k
y/5=k⇒y=5k
z/8=5⇒z=8k
xyz=960
3k·5k·8k=960
k³=960/120=8
k=∛8
k=2
x=3k=3·2
x=6
y=5k=5·2
y=10
z=8k=8·2
z=16

xyz=960
6·10·16=960

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