Akaycemre093rans
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a³+b³=12 ab.(a+b)=5 olduğuna göre, a+b toplamı kaçtır? a³ + b³ = 12 ab . ( a + b ) = 5 olduğuna göre , a + b toplamı kaçtır ?​

Sagot :

Enesaksan17rans

Cevap:

[tex]3=a+b[/tex]

Adım adım açıklama:

[tex]a^3+b^3=(a+b)^3-3ab(a+b)\\\\12=(a+b)^3-3.5\\\\12=(a+b)^3-15\\\\27=(a+b)^3\\\\3=a+b[/tex]

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