Question

Responda : pf me ajudem

Answer 1

Resposta:

a) $x^3\cdot x^{-7}\cdot x^6 = x^{3-7+6} = x^2$

c) $(x^6)^{-2} = x^{6\cdot (-2)} = x^{-12} = \dfrac{1}{x^{12}}$