甲、乙、丙三人各射一次靶，事件A表示“甲中靶”，事件B表示“乙中靶”，事件C表示“丙中靶”，则“三人中至多两人中靶”可表示为()

相关题目

• <img alt="" src="https://learnfile.20230611.cn/learnAppQuestion/
• <img alt="" src="https://learnfile.20230611.cn/learnAppQuestion/
• <img alt="" src="https://learnfile.20230611.cn/learnAppQuestion/
• <img alt="" src="https://learnfile.20230611.cn/learnAppQuestion/
• <img alt="" src="https://learnfile.20230611.cn/learnAppQuestion/