题目2单选题
求极限<img src="https://tihai-oss-cloud.itihey.com/img/0134906c4b82ca08f7ab0065dacfbc56.png">,下列解法( )正确A. 用洛必达法则,原式=<img src="https://tihai-oss-cloud.itihey.com/img/21d89333cea9672b7f92db5de5630623.png">B. 不用洛必达法则,极限不存在C. 不用洛必达法则,原式=<img src="https://tihai-oss-cloud.itihey.com/img/bf7f7185ac9b7b0a81559bb0e3b41f48.png">D. 不用洛必达法则,原式=<img src="https://tihai-oss-cloud.itihey.com/img/15212ce474df457dbe7050c97dd9a644.png">