log9 x+logx^2 3=1,求x.前面是底数,后面是真数
来源:学生作业帮助网 编辑:作业帮 时间:2024/05/16 00:20:02
log9 x+logx^2 3=1,求x.前面是底数,后面是真数
log9 x+logx^2 3=1,求x.
前面是底数,后面是真数
log9 x+logx^2 3=1,求x.前面是底数,后面是真数
log9 x+logx^2 3=1
(1/2)*log3 x+1/log3 x^2=1
(1/2)*log3 x+(1/2)*(1/log3 x)=1
设log3 x=A
(1/2)A^2-A+(1/2)=0
A^2-2A+1=0
(A-1)^2=0
A=1
则,log3 x=1=log3 3
x=3
解方程 log9(x)-3logx^2(3)=1
log9 x+logx^2 3=1,求x.前面是底数,后面是真数
已知logx(a)=2 logx(b)=3 logx(c)=6 求logabc(x)
logx+logx^2+log^3+.logx^10=110,求X的值帮帮忙哦
logx^2=3求x
logX(1/8)=3/2,求x
logx(x+1)+logx(x+2)=logx6+1
函数f(x)=1-logx(2)+logx^2(9)-logx^3(64),那么是f(x)
求x,y值.6log9^x+3log27^y=8log3^x+2log9^y=2
log2(x)=-2/3 logx(3+2根号2) 求x.(1) log2(x)=-2/3 (2) logx(3+2根号2)=-2 。求x
logx底8=-2求x
log3(x-1)=log9(x+5) 求x
log3(x-1)=log9(x-5) 求x
logX=1.673006求X logX=1.794261求X
logx(3+2倍根号2)= -2 求X
logx(3-2√2)=2,求x
logx(8)= 3/2,求x
logx-1^(3x2-2x-1)=2,求x