题目1单选题
不定积分<img src="https://tihai-oss-cloud.itihey.com/img/b2ceeb2da09e0202618afedc82c0aecb.png">结果为( )A. <img src="https://tihai-oss-cloud.itihey.com/img/3442c014aea66251b36791683f683e16.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/72230103505ba7b8d52dfa5f59e8039c.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/387cff40105f310cbfc3c75e9b9f8733.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/e9078ad714ccc2c60e29882b1c70b9fe.png">