问题
填空题
计算:(1)x•x2•x3=______;
(2)(x3)2•x3=______;
(3)-2x2y•3xy2______.
答案
:(1)x•x2•x3=x6;
(2)(x3)2•x3=x6•x3=x9;
(3)-2x2y•3xy2=-6x3y3.
故答案为:(1)x6;(2)x9;(3)-6x3y3
计算:(1)x•x2•x3=______;
(2)(x3)2•x3=______;
(3)-2x2y•3xy2______.
:(1)x•x2•x3=x6;
(2)(x3)2•x3=x6•x3=x9;
(3)-2x2y•3xy2=-6x3y3.
故答案为:(1)x6;(2)x9;(3)-6x3y3