(1) 1,7,8,57,121 (2)7,9,-1,5,-3 (3)4,2,2,3,6,15

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(1)1,7,8,57,121(2)7,9,-1,5,-3(3)4,2,2,3,6,15(1)1,7,8,57,121(2)7,9,-1,5,-3(3)4,2,2,3,6,15(1)1,7,8,57,

(1) 1,7,8,57,121 (2)7,9,-1,5,-3 (3)4,2,2,3,6,15
(1) 1,7,8,57,121 (2)7,9,-1,5,-3 (3)4,2,2,3,6,15

(1) 1,7,8,57,121 (2)7,9,-1,5,-3 (3)4,2,2,3,6,15
(1) 1,7,8,57,121
规律:
1^2+7=8,7^2+8=57,8^2+57=121
(2)7,9,-1,5,-3
规律:(7-9)÷2=-1,(9-(-1))÷2=5,(-1-5)÷2=-3
(3)4,2,2,3,6,15
规律:
4×0.5=2,2×1=2,2×1.5=3,3×2=6,6×2.5=15

(1)1+7=8;1+7*8=57;(1+7)*8+57=121

(1) 1,7,8,57,121
8=7+1^2
57=8+7^2
121=57+8^2
(2)7,9,-1,5,-3
7+9=16
9+(-1)=8
(-1)+5=4
5+(-3)=2
(3)4,2,2,3,6,15
2/4=0.5
2/2=1
3/2=1.5
6/3=2
15/6=2.5

(1) 1,7,8,57,121 (2)7,9,-1,5,-3 (3)4,2,2,3,6,15 数据推理,1,2,7,8,57,求后一个数,备选答案120,121,122,123,请说明原因, 找规律 1 7 8 57 选答案123 122 121 120 2*1*3*5*6*8*8*8*8*57*67*7*99999 公务员的数量关系题,要有详细的解答过程哦~要有详细的解答过程哦~一、1,2,3,7,16,(65),321二、1,7,8,(57),121三、4.5,14,32.5,(63),108.5四、7,7,10.5,21,52.5,(157.5)五、27,16,5,(-6),-17六、0,4,18, n为正整数,证明8^2n+1+7^(n+2)是57的倍数 设N为正整数,且64~n-7~n能被57整除,证明8~2n+1+7~n+2是57的倍数 设n为正整数,且64^n-7^n能被57整除,证明:8^(2n+1)+7^(n+2)是57的倍数. 1=7,2=37,3=47,4=57,5=67,7=77,8=? 0,1,2,27,56,50,57,72,83,91,105,250,121,891这些数,质数有(),合数有( ) 设n为正整数,且64^n-7^n能被57整除,证明:8^2n+1 + 7^n+2是57的倍数.设N为正整数,且64的N次方减7的N次方能被57整除,证明:8的2N+1次方加7的N+2次方是57的倍数. 设n是正整数,证明8^(2n+1)+7^(n+2)是57的倍数RT 1,1,2,3,5,8( )21,34 1,4,13,40,121,( ),( )1,4,13,40,121,( ),( ) 1,1,2,3,5,8( )21,34 1-57×21/25= 1/2+5/4×4/5= 1/6×(5-2/3)= 7/8×7+3/8=1-57×21/25=1/2+5/4×4/5= 1/6×(5-2/3)= 7/8×7+3/8= 设n为正整数,且64n-7n能被57整除,证明:82n+1+7n+2是57的倍数.设n为正整数,且64的n次方-7的n次方能被57整除,证明:8的2n+1次方+7的n+2次方是57的倍数. 1,2,4,8,16,31,57,__?数字推理 1+2-3+4+5-6+7+8-9.+58+57-60这题怎么做要算式 数列3/2,2/1,1/7,2/23,9/121,求数列第五项是多少?