[tex]0,7^2t=0,7^3\\t=\frac{0,7^3}{0,7^2}=0,7^{3-2}=0,7^1=0,7[/tex]Ответ: 0,7
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[tex]0,7^2t=0,7^3\\t=\frac{0,7^3}{0,7^2}=0,7^{3-2}=0,7^1=0,7[/tex]
Ответ: 0,7