1--16,8,8,12,24,60,(B) A.240 B.180 C.120 D.802--3,1,5,1,11,1,21,1,(A) A.43 B.42 C.40 D.413--1/11,7,1/7,26,1/3,(B) A.-1 B.63 C.64 D.62第二题略去1不说,应该是差为等差数列,那么应该是36,没这个答案.也可看成是除以3的余

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/26 16:57:59
1--16,8,8,12,24,60,(B)A.240B.180C.120D.802--3,1,5,1,11,1,21,1,(A)A.43B.42C.40D.413--1/11,7,1/7,26,1/

1--16,8,8,12,24,60,(B) A.240 B.180 C.120 D.802--3,1,5,1,11,1,21,1,(A) A.43 B.42 C.40 D.413--1/11,7,1/7,26,1/3,(B) A.-1 B.63 C.64 D.62第二题略去1不说,应该是差为等差数列,那么应该是36,没这个答案.也可看成是除以3的余
1--16,8,8,12,24,60,(B) A.240 B.180 C.120 D.802--3,1,5,1,11,1,21,1,(A) A.43 B.42 C.40 D.413--1/11,7,1/7,26,1/3,(B) A.-1 B.63 C.64 D.62第二题略去1不说,应该是差为等差数列,那么应该是36,没这个答案.也可看成是除以3的余数为0,2,2,0,2,2…那么只有41符合要求

1--16,8,8,12,24,60,(B) A.240 B.180 C.120 D.802--3,1,5,1,11,1,21,1,(A) A.43 B.42 C.40 D.413--1/11,7,1/7,26,1/3,(B) A.-1 B.63 C.64 D.62第二题略去1不说,应该是差为等差数列,那么应该是36,没这个答案.也可看成是除以3的余
1,两两相除,2,1,2/3,2/4,2/5,所以答案是180,60/180=2/62,5=3×2-1 11=5×2+1,21=11×2-1,所以43=21×2+13,7=2三次方减1 26=3的三次方减1 所以63=4的三次方减1"