-1 2 -2 12 3 1 -12 0 0 34 1 0 1
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-1 2 -2 12 3 1 -12 0 0 34 1 0 1
2,1,1/3,1/12(),
10.11.12,(10). 3/2 (11) [1/2,3/2] (12). 0<m<2根号3-2
化为行最简形矩阵 ...1 1 2 2 10 2 1 5 -12 0 3 -1 31 1 0 4 -1
3x∧2-1/12=0
0 3 1 6 12 ( ) ( ) 2 48怎么填空,
(1/2)^-1-(派+3)^0-cos30+根号12+绝对值根号3/2-1
12+1+0+1+21+0+1+21+0+12+1+01+2+
1-x-2/12>1+x/3
1+2+3+4.=1/12?
2/3-【1/12+1/4】=
24点,-1,2,2,-3-1,2,2,-3-12,12,3,1
-1,2,0,4,4,12,( )
数列:1,3,2,-2,-12,( )
2/3÷7/12×1/2
0.25+12/1+(-3/2)-4/1-12/5
求行列式 1 0 -2 4 /-3 7 2 1/ 2 1 -5 3/0 -4 11 12
3x2+12x-2=0 (x+1)(x-1)=2√3 x