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初中数学整式乘法和规律探索综合考题
初中数学整式乘法和规律探索综合考题 (2015-2016·泰州月考)2(3+1)(3^2+1)(3^4+1) (3^8+1)(3^l6+1)(3^32+1)+1的个位数字为( ) A.1 B.3 C.7 D.9
中考数学、高考数学 规律探索问题，研究性问题合集1/20
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