Question

16²x+1=1/16
1 ponto
Urgente​

Answer 1

$\sf 16^{2x+1}=\dfrac{1}{16^x}\\\\\\Aplique\ as \ propriedades \ dos \ expoentes.\\\\\\2x+1=-x\\\\\\\to\boxed{\sf x=-\frac{1}{3}}\\\\\\RS \ \to \ C)$

Answer 2

Olá,

${16}^{2x + 1} = \frac{1}{ {16}^{x} }$

${16}^{2x + 1} = {16}^{ - x}$

$2x + 1 = - x$

$2x + x = - 1$

$3x = - 1$

$x = \frac{ - 1}{3}$

Letra C)