(25/16)^(-1/2)+lne^2+C(5,4)-(1-根号7)lg1+sinπ
(25/16)^(-1/2)+lne^2+C(5,4)-(1-根号7)lg1+sinπ
填空:log以2为底2的对数=( ) log以3为底1的对数=( ) lg1=( ) lg10=( ) lne=( )
(lg根号27+lg5-lg10根号2)/lg1.5
计算log2.5(6.25)+lg1/100+In根号下e+2[1+log2(3)]
计算:4lg1+lg2.5+lg4-(1/2)lg10^2
(lg根号27+lg8-lg根号1000)/lg1、2
lne^2=1还是2?
(lne)^2x+1=几?
计算:1/(根号0.25)+(1/27)^-1/3+根号[(lg3)^2-lg9+1]-lg1/3+81^0.5log3
计算 (8/27)^1/3-[9^0.5-|-1+根号2|^lg1 -(根号2)^-2} -㏒4为底2 计算题 555
化简:(1)4lg2+3lg5-lg五分之一,(2)(lg根号下27+lg8-lg根号下1000)比上(lg1.2)
1题 (lg根号2+lg3-lg根号10)/lg1.8