2大题小1 3大题小2
2 1 -2 -3
(1) 1,2,3( )
计算:-2×(-1/2)^2+|-(-2)|^3-(-1/2)
1,1/2,3/2,3/8,( ),( )
-2^3-(-2)^2+(-3)^2-(-1)^3
1 2 3 2 ( ) 6
2+2+3+4+1
(1/2+1/3)÷(2/3-3/2)=?
(1^2+2^2)/1*2+(2^2+3^2)/2*3+...+(2000^2+2001^2)/2000*2001+(2
行列式2,2,-1,-2,3,-1,2,2,-2,3,-3,-1,-4,-2,-2,1的计算过程
-1-{(-3)²-[3+(2/3)*(-3/2)]/(-2)} 计算
(x+2)/2>(2x-1)/3