0.25^-2+(8/27)^-1/3-1/2lg16-2lg5+1=?
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0.25^-2+(8/27)^-1/3-1/2lg16-2lg5+1=?
0.25^-2+(8/27)^-1/3-1/2lg16-2lg5+1=?
0.25^-2+(8/27)^-1/3-1/2lg16-2lg5+1=?
=(1/4)^-2 + [(2/3)^3]^-1/3 - lg(16)^1/2 - lg(5)^2 + 1
=(4)^2 + (2/3)^-1 - lg4 - lg25 + 1
=16 + 3/2 - (lg4 + lg25) + 1
=16 + 3/2 - lg(4*25) + 1
=16 + 3/2 - lg100 + 1
=17.5 - lg(10)^2 + 1
=18.5 - 2lg10
=18.5 - 2
=16.5
0.25^1/2+(8/27)^-1/3-1/2lg16-2lg5+(1/2)^0
-1-(0.5-2/3)除1/3*[-2-(-27)|1/8-0.25|=
0.25^-2+(8/27)^-1/3-1/2lg16-2lg5+1=?
0.25^-2+(8/27)^-1/3-1/2lg16-2lg5+1=?
0.25^-2+(8/27)^-1/3-1/2lg16-2lg5+1=?
1-(0.5-4/9)*3*{-2-(-27)}-|1/8-0.25|
(27/8)^-2/3+(17/8)^2/3+(0.25)^-2-[(-3)^2]^3/2求答案
(0.0081)^-1/4-[3*(7/8)^0]^-1*[81^-0.25+(27/8)^-1/3]^-1/2-10*0.027^1/3要过程
(0.0081)^-1/4-[3*(7/8)^0]^-1*[81^-0.25+(27/8)^-1/3]^-1/2-10*0.027^1/3=?
0.25^-1 *(根号3/2)^1/2*(27/4)^1/4+㏒2 1/5×㏒3 1/8×㏒5 1/9
0.25^(-1)*(根号3/2)^(1/2)*(27/4)^(1/4)+log2(1/5)*log3(1/8)*log5(1/9)
(0.25)^(-0.5)+(1/27)^(-1/3)-625^0.25
计算log2 1/4+2^log2 2+91lg1+(0.25)^(1/2)×(-1/27)^(-2/3).
-4的3次方+{(-4的三次方)-[(-1)/0.25+2又4分之1*(-4)]/(24又15分之8-27又15分之8)}
化简比27比3分之2 8分之1比0.25 108比96 0.32比0.36 25比4分之3
(0.25)^(1/2)×(-1/27)^(-2/3)是怎么化简?
-√0.25÷(-1/2)的四次方+(2右1/3-3.75)׳√27
计算:0.25^-2分之1+8^-3分之2=?