Question

Помогите пожалуйста даю 30балов!!!!!!

Answer 1

Ответ:

$(5^3\cdot 5^2)^4:5^{15}=(5^5)^4:5^{15}=5^{20}:5^{15}=5^5=3125\\\\\\(3^3)^4\cdot 9^2:3^{10}=3^{12}\cdot 3^4:3^{10}=3^{16}:3^{10}=3^6=729\\\\\\3^2\cdot (-3)^4-3^6=3^2\cdot 3^4-3^6=3^6-3^6=0\\\\\\25^3:5^2=5^6:5^2=5^4=625\\\\\\3^4\cdot 9^1=3^4\cdot 3^2=3^6=729\\\\\\4^2\cdot (-4)^1=4^2\cdot (-4)=-4^3=-64$