Question

Вычислите: $\frac{2 x^{-12}*8 x^{5} }{16}$

Answer 1

$\frac{16x^{-12 + 5}}{16}=x^{-7}=\frac{1}{x^7}$

Answer 2

2x⁻¹² * 8x⁵ = 16x⁻⁷ = x⁻⁷
      16           16