Question

Calcular o valor de x na equação

log 2 na base x = -1

Answer 1

log x 2 = -1

x-¹ = 2

1/x = 2

2x = 1

x = 1/2

Answer 2

x⁻¹= 2

$\frac{1}{x} =2\\\\2x= 1\\x= 1/2 = 0,5$