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b_1= \frac{b_2}{q} = \frac{6}{+-2} =+-3 \\ \\ \\ b_6=b_1q^5=+-3(+-2)^5=96" alt="b_n=b_1q^{n-1} \\ \\ \frac{b_4}{b_2} = \frac{b_1q^3}{b_1q} =q^2= \frac{24}{6} =4 \\ q=+-2 \\ \\ \\ b_2=b_1q=>b_1= \frac{b_2}{q} = \frac{6}{+-2} =+-3 \\ \\ \\ b_6=b_1q^5=+-3(+-2)^5=96" align="absmiddle" class="latex-formula">
Ответ: