问题
填空题
计算:(a2)4÷a3÷a=______;(a2b-ab2)•(-5a)=______.
答案
(a2)4÷a3÷a=a8÷a3÷a=a4;
(a2b-ab2)•(-5a)=-5a3b+5a2b2.
故答案为:a4;-5a3b+5a2b2.
计算:(a2)4÷a3÷a=______;(a2b-ab2)•(-5a)=______.
(a2)4÷a3÷a=a8÷a3÷a=a4;
(a2b-ab2)•(-5a)=-5a3b+5a2b2.
故答案为:a4;-5a3b+5a2b2.