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Câu 38:

Cho cấp số nhân $({u_n})$

Câu 38: Cho cấp số nhân (un)({u_n})(un​)thỏa mãn: $\left\{ {\begin{array}{*{20}{c}}{{u_4} = \dfrac{2}{{27}}}\\{{u_3} = 243{u_8}}\end{array}} \right.$. Viết 5 số hạng đầu của cấp số

Thông tin câu hỏi

Câu 38:

Cho cấp số nhân $({u_n})$ thỏa mãn: $\left\{ {\begin{array}{*{20}{c}}{{u_4} = \dfrac{2}{{27}}}\\{{u_3} = 243{u_8}}\end{array}} \right.$. Viết 5 số hạng đầu của cấp số