Question

Question #42593

Answer 1

`( log x)(2 log x+1)=5`

`=>2 (log x)^2+logx-5 =0`

`=>logx=(-1pmsqrt(1-4*2(-5)))/(2*2)`

`=>logx=(-1pmsqrt41)/4`

`=>x=10^((-1pmsqrt41)/4)`