Question

Calcule x sabendo que: 2log2(x+1)=3

Answer 1

Boa tarde

2log2(x + 1) = 3

2log(x + 1)/log(2) = 3
log(x + 1) = 3log(2)/2
log(x + 1) = log(8)/2 = log(√8) 

x + 1 = √8
x = √8 - 1

x = 2√2 - 1