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下列无穷积分中收敛的是( ).

单选题
2021-07-17 22:56
A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1528700006809ad256b5199b6435e8e0ec6c309ca3358image10.png">
B、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1528700006894a0e8bb160d674743bde27589cefde355image11.png">
C、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1528700006973fffe11b18e2e46fdafafb28b7390a7ffimage12.png">
D、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1528700007107b20bc2571fdc4b199dd97e793e15d369image13.png">
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正确答案
C

试题解析