help please

1. log2 x=1/2
2. log√x=-1
3. ln⁡x=1+ln⁡(x+1)

x = 2^(1/2)

since log √x = 1/2 log x,
log x = -2
x = 10^-2

lnx = ln(e*(x+1))
x = e*(x+1)
...