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方法指导丛书第四章自我评价 A 卷参考答案

方法指导丛书第四章自我评价 A 卷参考答案. 9 .(a+10) 10 .-x 2 +x-1. 1~8,DCBB, CDAD. 19. 5 张， 设第一次各堆分 x 张，则中间一堆为： x+2+1-(x-2) ，计算结果得 5. 方法指导丛书第四章自我评价 B 卷参考答案. 1~8, ABBB , DDAC. 9 .-3. 11. 4. 12. 66. 13. 0 或 -6. 15. x 米， (x+0.6) 米， (x-0.6) 米 ,.

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方法指导丛书第四章自我评价 A 卷参考答案

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  1. 方法指导丛书第四章自我评价A卷参考答案 9.(a+10) 10.-x2+x-1 1~8,DCBB,CDAD 19. 5张，设第一次各堆分x张，则中间一堆为：x+2+1-(x-2)，计算结果得5

  2. 方法指导丛书第四章自我评价B卷参考答案 1~8,ABBB,DDAC 9.-3 11.4 12.66 13.0或-6 15. x米，(x+0.6)米，(x-0.6)米 ,

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