Задание во вложении)
2^9* 5√16 * 8^0 / 4^4 * 2^-1/5= 2^9* 2^4/5 * 1 / 2^8 * 2^-1/5= 2 * 2^4/5+1/5= 2*2=4 3√(3√81)^2= (3√81)^2/3= (3*3²)^2/3= (3^3)^2/3= 3^2= 9