52+69+47+51*8+29+42*76-53等于几啊?

52+69+47+51*8+29+42*76-53等于几啊? 用matlab拟合下面一组数据的曲线x=[1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 7 1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51+52+53+54+55+56+57+58+59+60+61+62+63+64+65+66+67+68+69+70+71+72+73+74+75+76+77+78+79+80+81+82+83+84+85+86+8 1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50+51+52+53+54+55+56+57+58+59+60+61+62+63+64+65+66+67+68+69+70+71+72+73+74+75+76+77+78+79+80+81+82+83+84+85+86+8 1到100英语单词1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 19/20+29/30+41/42+51/52+61/62=?3Q快回答! C语言循环应用使用循环函数,输出以下信息：1 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 17 18 19 2021 22 23 24 25 26 27 28 29 3031 32 33 34 35 36 37 38 39 4041 42 43 44 45 46 47 48 49 5051 52 53 54 55 56 57 58 59 6061 62 63 64 65 66 67 68 69 vba 建立一个二维数组如下：hz=[{1,6,37,38,39,40;2,11,37,41,42,43;3,16,38,41,44,45;4,21,39,42,44,46;5,26,40,43,45,46;7,12,37,47,48,49;8,17,38,47,50,51;9,22,39,48,50,52;10,27,40,49,51,52;13,18,41,47,53,54;14,23,42,48,53,55;15,28,43,49,54,55;1 1/52+47/52*51+47*48/52*51*50+47*46*45/52*51*50*49+...+47*46*45*...*2*1/52*51*50*...*6*51/52+47/52*51+47*48/52*51*50+47*46*45/52*51*50*49+.+47*46*45*.*2*1/52*51*50*.*6*5 在长方形中画一个最大的半圆,已知半圆面积是31.4平方厘米,求长方形面积.1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1617 18 19 20 21 22 23 24 2526 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 数字排列组合1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 这些数字用11个组一组.能排多少组 以下蛇形矩阵用 二维数组+循环 打：1 2 3 4 5 6 7 828 29 30 31 32 33 34 927 48 49 50 51 52 35 1026 47 60 61 62 53 36 1125 46 59 64 63 54 37 1224 45 58 57 56 55 38 1323 44 43 42 41 40 39 1422 21 20 19 18 17 16 15当然这是rows=8的情 android编程 数组：static final int g[][]=new int[][]{{3,16,29,42},{4,17,30,43},{5,18,31,44},{6,19,32,45},{7,20,33,46},{8,21,34,47},{9,22,35,48},{10,23,36,49},{11,24,37,50},{12,25,38,51},{13,26,39,52},{14,27,40,53},{15,28,41,54},};int a = new Ran 求一元线性回归方程Y=aX+b a,b的值.期中 X1,X2,……X31=40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70.Y1,Y2,Y3 ……Y31=60,61,62,63,64,65,66,67,68,69,69,70,71,72,73,74,75,75,76,77,78,79,79,80 42*52+42*47+42的递等式简便计算 六阶幻方的构成1,2,3,5,6,7,10,11,12,14,15,16,19,20,21,23,24,25,28,29,30,32,33,34,37,38,39,41,42,42,46,47,48,50,51,52能否构成一个六阶幻方如果能是什么 47乘以69加52乘以69加69求给简便方法计算.. matlab 拟合曲线 x与y的两条曲线如下：>> x1=0:1:70;>> y1=[103 77 71 70 68 61 58 51 52 51 51 50 51 48 47 49 48 47 43 42 42 37 39 41 42 43 45 48 49 47 46 42 42 44 46 49 47 48 46 41 41 42 43 38 34 34 33 30 35 26 21 18 14 5 9 7 6 0 4 4 4 3 2 2