Question

calcule as potencias de expoente negativo: a, 3^ -4. b, 2^ -5. c, 6^ -2

Answer 1

$a) \\ 3^{(-4)} = \frac{1}{3^4} = \frac{1}{81} \\ \\ \\ b) \\ 2^{(-5)} = \frac{1}{2^5} = \frac{1}{32} \\ \\ \\ c) \\ 6^{(-2)} = [tex] \frac{1}{6^2}$=\frac{1}{36} [/tex]