若幂级数 https://assets.asklib.com/psource/2016071616561772908.jpg 处收敛,则此级数在=3处()
设任意项级数 https://assets.asklib.com/psource/2015102616235960752.jpg a n ,若|a n |>|a n+1 |,且 https://assets.asklib.com/psource/2015102616242822803.jpg a n =0,则对该级数下列哪个结论正确()?
级数 https://assets.asklib.com/psource/2015103008493473047.jpg ()。
下列级数中收敛的是()https://assets.asklib.com/psource/20160716165232941.jpg
级数 https://assets.asklib.com/psource/2016071616552951743.jpg ()
级数 https://assets.asklib.com/psource/2015103008500930407.jpg 的收敛性是()。
幂级数 https://assets.asklib.com/psource/2016030117221193610.jpg 的收敛域为()。
当常数P>0时,幂级数 https://assets.asklib.com/psource/2015102616305122158.jpg 在其收敛区间右端点处敛散性()?
设 https://assets.asklib.com/psource/2016071617043629869.jpg ,若将f(x)展开成正弦级数,则该级数在 https://assets.asklib.com/psource/2016071617051625905.jpg https://assets.asklib.com/psource/201607161704392930.jpg 处收敛于()
(2013)正项级数 https://assets.asklib.com/psource/2015110315490562976.png 的部分和数列 https://assets.asklib.com/psource/2015110315495812105.png 有上界是该级数收敛的:()
级数 https://assets.asklib.com/psource/2016071616532752737.jpg 收敛的充要条件是() https://assets.asklib.com/psource/2016071616533956258.jpg
级数 https://assets.asklib.com/psource/2015102914133769668.jpg 的收敛性是().
下列级数收敛的是()https://assets.asklib.com/psource/2016071616543517098.jpg
若 https://assets.asklib.com/psource/2015102616322952664.jpg =1/4,则幂级数 https://assets.asklib.com/psource/2015102616323051693.jpg 在何处绝对收敛()?
若级数 https://assets.asklib.com/psource/2015102616251333138.jpg 收敛,则对级数 https://assets.asklib.com/psource/2015102616251071960.jpg a n 下列哪个结论正确()?
幂级数 https://assets.asklib.com/psource/20160716165741104.jpg 的和函数是() https://assets.asklib.com/psource/201607161657339279.jpg
级数 https://assets.asklib.com/psource/2015102616270048858.jpg 收敛是 https://assets.asklib.com/psource/2015102616270114201.jpg =0的什么条件()?
已知幂级数 https://assets.asklib.com/psource/2015102616294183987.jpg ()
将 https://assets.asklib.com/psource/201510300855225897.jpg 展开为x的幂级数,其收敛域为()。
正项级数 https://assets.asklib.com/psource/2015102616201125733.jpg a n ,判定 https://assets.asklib.com/psource/2015102616201453399.jpg (a n +1)/a n =q<1是此正项级数收敛的什么条件()?
函数 https://assets.asklib.com/psource/2016071617001794500.jpg 展开成x+4的幂级数为() https://assets.asklib.com/psource/2016071617002367958.jpg
()幂级数https://assets.asklib.com/psource/2015102915280779420.jpg
若级数收敛 https://assets.asklib.com/psource/2015103008464784870.jpg ,则下列级数中不收敛的是()。
幂级数 https://assets.asklib.com/psource/2015103008533485001.jpg 的和是()。