1题:已知a,b,c是三角形ABC的三边且满足a^2+b+根号下c-1与2的差的绝对值=10a+2倍根号下b-4再+(-22),则三角形ABC为什么三角形?2题:一列数2,4,8,16,32.等,根据此规律,第18个数为______,第n个数为____3题
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![1题:已知a,b,c是三角形ABC的三边且满足a^2+b+根号下c-1与2的差的绝对值=10a+2倍根号下b-4再+(-22),则三角形ABC为什么三角形?2题:一列数2,4,8,16,32.等,根据此规律,第18个数为______,第n个数为____3题](/uploads/image/z/11731836-12-6.jpg?t=1%E9%A2%98%EF%BC%9A%E5%B7%B2%E7%9F%A5a%2Cb%2Cc%E6%98%AF%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E7%9A%84%E4%B8%89%E8%BE%B9%E4%B8%94%E6%BB%A1%E8%B6%B3a%5E2%2Bb%2B%E6%A0%B9%E5%8F%B7%E4%B8%8Bc-1%E4%B8%8E2%E7%9A%84%E5%B7%AE%E7%9A%84%E7%BB%9D%E5%AF%B9%E5%80%BC%3D10a%2B2%E5%80%8D%E6%A0%B9%E5%8F%B7%E4%B8%8Bb-4%E5%86%8D%2B%EF%BC%88-22%EF%BC%89%2C%E5%88%99%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%BA%E4%BB%80%E4%B9%88%E4%B8%89%E8%A7%92%E5%BD%A2%3F2%E9%A2%98%EF%BC%9A%E4%B8%80%E5%88%97%E6%95%B02%2C4%2C8%2C16%2C32.%E7%AD%89%2C%E6%A0%B9%E6%8D%AE%E6%AD%A4%E8%A7%84%E5%BE%8B%2C%E7%AC%AC18%E4%B8%AA%E6%95%B0%E4%B8%BA______%2C%E7%AC%ACn%E4%B8%AA%E6%95%B0%E4%B8%BA____3%E9%A2%98)
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