10. 已知数列/question−media/image7.png/question-media/image7.png/question−media/image7.png"alt=alt=alt=""style=style=style="max−width:100max-width:100%;max-height:2.5em;height:auto;display:inline-block;vertical-align:middle;margin:2px 4px;max−width:100"loading=loading=loading="lazy"onerror=onerror=onerror="this.style.display=this.style.display=this.style.display='none'"/>/>/>,其中/question−media/image37.png/question-media/image37.png/question−media/image37.png"alt=alt=alt=""style=style=style="max−width:100max-width:100%;max-height:2.5em;height:auto;display:inline-block;vertical-align:middle;margin:2px 4px;max−width:100"loading=loading=loading="lazy"onerror=onerror=onerror="this.style.display=this.style.display=this.style.display='none'"/>/>/>,满足/question−media/image52.png/question-media/image52.png/question−media/image52.png"alt=alt=alt=""style=style=style="max−width:100max-width:100%;max-height:2.5em;height:auto;display:inline-block;vertical-align:middle;margin:2px 4px;max−width:100"loading=loading=loading="lazy"onerror=onerror=onerror="this.style.display=this.style.display=this.style.display='none'"/>/>/>,试求数列的通项。