Question

Determine o valor de x na equação exponencial 10x-3=1/100

Answer 1

Olá,

$10^{x-3}= \frac{1}{100}$

$10^{x-3}=100^{-1}$

$10^{x-3}=10^{-2}$

$x-3=-2\\ x=-2+3\\ \boxed{\boxed{x=1}}$