ПОМОГИТЕ СРОЧНО!!!!!!!!!!!!

Question

ПОМОГИТЕ СРОЧНО!!!!!!!!!!!!

---

Answer 1

X¹⁴·y·x⁴/(x⁵y)³=x¹⁸y/x¹⁰y³=x³/y².
(-3xy²)²(5xy³c)²=9x²y⁴·5x²y⁶c²=45x⁴y¹⁰c².
42⁹/(6²)³·7⁹=(6·7)⁹/6⁶·7⁹=6⁹·7⁹/6⁶·7⁹=6³=216.
(2²)⁵/2³·8=2¹⁰/2³·2³=2¹⁰/2⁶=2⁴=16.