(1/2)^-3-2^100*0.5^100*(-1)^2005/(-1)^-5
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(1/2)^-3-2^100*0.5^100*(-1)^2005/(-1)^-5
(1/2)^-3-2^100*0.5^100*(-1)^2005/(-1)^-5
(1/2)^-3-2^100*0.5^100*(-1)^2005/(-1)^-5
(1/2)^-3-2^100*0.5^100*(-1)^2005/(-1)^-5
=8-(2*0.5)^100*(-1)/(-1)
=8-1
=7
计算:(-2)^100*0.5^99+(-1/2)^-3
1+1/2^0.5+1/3^0.5+...+1/n^0.5
(-2)^2000*(-3)^100*0.5^2001*(1/3)^99
(1/2)^-3-2^100*0.5^100*(-1)^2005/(-1)^-5
①(-2)^3+3×(-1)^2-(-1)^4②-1^100-(1-0.5)×3分之1×[3-(-3)^2]
-1-{1-[2-0.5×(3/1)]}
-2^100*0.5^100*(-1)^2011/(-1)^-5
-1^100-(1-0.5)÷3*[3-(-3)^2]
化简log2(1+2^0.5+3^0.5)+ log2(1+2^0.5-3^0.5)
-2^100*0.5^101*(-1)^200+1/2
(1/100)^(-3/2)
在五个0.5之间填上符号或括号,使等式成立.(1)0.5 0.5 0.5 0.5 0.5=0(2)0.5 0.5 0.5 0.5 0.5=1(3)0.5 0.5 0.5 0.5 0.5=2(4)0.5 0.5 0.5 0.5 0.5=3(5)0.5 0.5 0.5 0.5 0.5=4
-1-(1-0.5)×1/3×[2-(-3)2]【计算过程】-1-(1-0.5)×1/3×[2-(-3)²]
-2³-(1-0.5)*3分之1*[2-(-3)²]
-1的100次方-(1-0.5)x3分之1x[3-(-3)的2次方]
[1/50+(2-0.5)/3/20]/100.2
(-2/3)+0.25-1/6-0.5
求值1+1/2+2/2+1/2+1/3+2/3+3/3+2/3+1/3+...+1/100+2/100+...+2/100+1/100