Question

Log X + 2 log ^ 2 X= 1

Answer 1

Vamos lá

Resolvendo o logaritmo:

log X + 2 log^2 X = 1

( 1 + 1 ) log 10 ( X )

2 log 10 = 4

log 10 X= 4 / 2

log 10 X = 2

X = 10²

X = 100