2^12×(-0.5)^11= (-9)^5×(-1/3)^5×(1/3)^5= 2^2004×(1/2)^2004= 2^4×4^4×0.125^4=
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2^12×(-0.5)^11=(-9)^5×(-1/3)^5×(1/3)^5=2^2004×(1/2)^2004=2^4×4^4×0.125^4=2^12×(-0.5)^11=(-9)^5×(-1/3
2^12×(-0.5)^11= (-9)^5×(-1/3)^5×(1/3)^5= 2^2004×(1/2)^2004= 2^4×4^4×0.125^4=
2^12×(-0.5)^11= (-9)^5×(-1/3)^5×(1/3)^5= 2^2004×(1/2)^2004= 2^4×4^4×0.125^4=
2^12×(-0.5)^11= (-9)^5×(-1/3)^5×(1/3)^5= 2^2004×(1/2)^2004= 2^4×4^4×0.125^4=
-2
3^5*(1/3)^5=1
1^2004=1
8^4*0.125^4=1^4=1
2^12×(-0.5)^11= (-9)^5×(-1/3)^5×(1/3)^5= 2^2004×(1/2)^2004= 2^4×4^4×0.125^4=
(7/9-5/12+2-11/6)x(-36).
1.-3-[-5+(1-0.2×3/5)÷(-2)]2.-9²+2×(-3)²+(-6)÷(-2/3)3.-1四次方-(1-0.5)×1/3×[2-(-3)²]4.(-3)²-(1又1/2)×2/9-6÷|-2/3|5.32×(-2/3)+(-11)
7+()=4 (-9)+()=9 12=()=0 (-8)=()=-15 ()=(-13)=-6写出下列格式的值:(-2)=(-2) (-2)+(-2)+(-2)(-2)+(-2)+(-2)+(-2) (-2)+(-2)+(-2)+(-
(-0.5)+9/4+(-19/2)+9.25=?;(-4/5)+6=?
5/6-7/12+9/20-11/30+…-99/2450=( ).
(﹣27又9/11)÷9-(1/2+2/3-3/4-11/12)×(﹣24)=多少
(-3)-(-4)+19-11=?(-5)-9+3-(-4)=?
简算(1)6.46-(5.37-3.54)(2)(22/9-11/8)×9/11
(2)(x-1)²-(x-1)-6=0 (3)4x²-4√2x+1=0 (4)(3x-4)²=9x(2)(x-1)²-(x-1)-6=0 (3)4x²-4√2x+1=0 (4)(3x-4)²=9x-12
1+2-3-4+5+6-7-8+9+10-11-12+13...+2002-2003-2006+20051+2-3-4+5+6-7-8+9+10-11-12+13+...+2002-2003-2004+2005=?
(-27又9/11)➗9-(1/2+2/3-3/4-11/12)乘(-24)步骤完整
数学题目仔细观察下列各数急1,2,3,-8,9,10,-11,12,……其中第327个数为( )第2008个数为( )-1,2,-3,4,-5,6,-7,8,-9,10,-11,12,……其中第197个数为( ),滴2006个数的符号为( )
(120-11x)/0.5x=2这个方程怎样解
-1四次方-(2/3-11/12-14/15)X(-60)÷(-1)2009次方
-14又3分之2+11又15分之2-(-12又3分之2)-14+(-11又15分之2)
(40)-(+27)+19.24-(-32) -9-(-2)+(-3)-42又4分之3-(—8又2分之1)+(2又4分之1)加0.25-1.5-2.75—14又3分之2加+11又15分之2—(—12又3分之2)—14+(—11又15分之2)3
[2-0.5+12分之五×2.4)]÷