(3a^2-6a)(0,5a^4-2)-(0,3a^4-1)(6a^2-4a)

Question

(3a^2-6a)(0,5a^4-2)-(0,3a^4-1)(6a^2-4a)

Answer 1

(3a^2-6a)(0,5a^4-2)-(0,3a^4-1)(6a^2-4a)=1,5a^6-6a^2-3a^5+12a=1,8a^6+1,2a^5+6a^2-4a=-0,3a^6-1,8a^5+8a