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Автор - Adeliya5aaa

АЛГЕБРА 8 КЛАСС!!!НУЖНЫ НОМЕРА 5 И 6!!!!!ОТВЕТЫ ДОЛЖНЫ ПОЛУЧИТСЯ ТАКИЕ:номер 5-ответ 6;номер 6-ответ 65

Ответ

Автор - lenalviv
1).  12^(n+1)/(3^n*2^(2n+1)=(12^n*12)/(3^n*4^n*2)=12^n*12/(12^n*2)=12/2=6
2).  =a^(-4)+a^(-3)b^(-1)+a^(-2)b^(-2)+a^(-1)b^(-3)-a^(-3)b^(-1)-a^(-2)b^(-2)-a^(-1)b^(-3)-        -b^(-4)=a^(-4)-b^(-4)=(1/3)^(-4)-(1/2)^(-4)=81-16=65

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