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1、1/2 2.1.2递推公式作业1、数列中第 8项是 )A.B.C.D.2、已知数列满足且,则 )A.B.C.D.3、数列中,已知,则 )A.1 B.C.D.2 4、已知,则 )A.B.C.D.5、数列满足且,则此数列第5项是 )A.15 B.255 C.16 D.63 6、数列中,数列的通项满足关系式,则。7、设数列满足,写出这个数列的前5项。8、设数列满足,写出这个数列的前5项并归纳猜想通项公式。9、数列中,写出这个数列的前4项,并根据前4项观察规律,写出数列的一个通项公式。10、设数列满足,写出这个数列的前5项并归纳通项公式。11、已知数列满足,且,求的值。参考答案:2/2 1、B 2、B
2、 3、B 4、C 5、B6、7、8、9、10、11、解:由已知可得,即即联立方程组解得或申明:所有资料为本人收集整理,仅限个人学习使用,勿做商业用途。文档编码:CQ8D5L6B8W4 HW9Z4Q5B1K7 ZR8E3I2O5Q2文档编码:CQ8D5L6B8W4 HW9Z4Q5B1K7 ZR8E3I2O5Q2文档编码:CQ8D5L6B8W4 HW9Z4Q5B1K7 ZR8E3I2O5Q2文档编码:CQ8D5L6B8W4 HW9Z4Q5B1K7 ZR8E3I2O5Q2文档编码:CQ8D5L6B8W4 HW9Z4Q5B1K7 ZR8E3I2O5Q2文档编码:CQ8D5L6B8W4 HW9Z4Q5B
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