29-19= 30-29= 30-29= 23-21= 19+17= 13+28= 28+30= 19+18= 19-1
来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/10/03 05:59:28
29-19= | 30-29= | 30-29= | 23-21= |
19+17= | 13+28= | 28+30= | 19+18= |
19-11= | 30-15= | 21-14= | 61+76= |
73-62= | 68+78= | 67+73= | 60+71= |
66+66= | 71-58= | 78-68= | 74-73= |
29-19=10 30-29=1 30-29=1 23-21=2
19+17=36 13+28=41 28+30=58 19+18=37
19-11=8 30-15=15 21-14=7 61+76=137
73-62=11 68+78=146 67+73=140 60+71=131
66+66=132 71-58=13 78-68=10 74-73=1
19+17=36 13+28=41 28+30=58 19+18=37
19-11=8 30-15=15 21-14=7 61+76=137
73-62=11 68+78=146 67+73=140 60+71=131
66+66=132 71-58=13 78-68=10 74-73=1
29-19= 30-29= 30-29= 23-21= 19+17= 13+28= 28+30= 19+18= 19-1
得到了两组数据x=[24 25 28 30 32 35 38 40],y=[30 29 25 23 21 19 17 1
1+3+5+7+9+11+13+15+17+19+21+23+25+27+29=?
@+#=19 ¥+#=29 @+¥=36
数学简算1/29({1/19[1/9(X-2)+17]+28}=1
1=1,3+5=8,7+9+11=27,13+15+17+19=64,21+23+25+27+29=125,猜测一般性结
观察下列算式:1=1,3+5=8,7+9+11=27,13+15+17+19=64,21+23+25+27+29=125
1=2,3+5=8,7+9+11=27,13+15+17+19=64,21+23+25+27+29=125 (n^2-n
1/2+5/6+11/12+19/20+29/30+41/42=?=多少
30+29-28+27+26-25+24+23-22+21+20-19+18+17-16+15+14-13+12+11-
1/2+5/6+11/12+19/20+29/30+41/42+55/56=
1/2+5/6+11/12+19/20+29/30=