Ответ:

  1. \((ab)^8=a^8b^8\).
  2. \((xyz)^{10}=x^{10}y^{10}z^{10}\).
  3. \((2x)^5=2^5x^5\).
  4. \((-3ab)^4=(-3)^4a^4b^4=3^4a^4b^4\).
  5. \((-0.1mn)^6=(-0.1)^6m^6n^6\).
  6. \(\left(\frac25pq\right)^4=\left(\frac25\right)^4p^4q^4\).

Ответ: \(a^8b^8\); \(x^{10}y^{10}z^{10}\); \(2^5x^5\); \(3^4a^4b^4\); \((-0.1)^6m^6n^6\); \(\left(\frac25\right)^4p^4q^4\).