x=log a 2
2log(b)x=log(a)x+log(c)x
[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c]求X
对数的运算问题-log a 1/x=-(log a 1-log a x)=log a x
f(x)=|log(a)(x)-1|+|2log(a)(x)|,求使f(x)<2的x范围,
解方程[log(a)(x-1)]-[log(a)(2x-3)]=log(a)(1/3-x),(a>0,且a≠1).
log a(1/2次方) x等于2log a
matlab求积分syms x; a=int(1/(1-x^2)*(log(1+x)-log(1-x)); a
若不等式2^x-log(a)(x)
log(0.5x)(2)-log(0.5x^3)(x^2)=log(0.5x^3)(4)
[( log(x^2) + log(x^4) )/ log(100 x)] = 4 求X
solve:log(x)+log(2x)=2