题目

2减2的2次方减2的3次方减2的4次方减2的5次方减2的6次方减2的7次方减2的8次方减2的9次方加2的10次方的简算

提问时间：2020-06-13

答案

2-2^2-2^3-2^4-2^5-2^6-2^7-2^8-2^9+2^10 =2-2^2-2^3-2^4-2^5-2^6-2^7-2^8+2^9 =2-2^2-2^3-2^4-2^5-2^6-2^7+2^8 =2-2^2-2^3-2^4-2^5-2^6+2^7 =2-2^2-2^3-2^4-2^5+2^6 =2-2^2-2^3-2^4+2^5 =2-2^2-2^3+2^4 =2-2^2+2^3 ...