4. Daraja ko‘rinishida berilgan sonlarning kub ildizini toping: a) 2³ × 19⁶; b) 3¹² × 5⁹.

1. \(\sqrt[3]{2^3\cdot19^6}=2\cdot19^2=2\cdot361=722\).
2. \(\sqrt[3]{3^{12}\cdot5^9}=3^4\cdot5^3=81\cdot125=10125\).

Javob: a) 722; b) 10 125.