问题 填空题

计算:(1)a5•a3•a=______,(2)(a53÷a6=______,(3)(-2x2y)3=______.

答案

(1)a5•a3•a

=a5+3+1

=a9

(2)(a53÷a6

=a5×3÷a6

=a15-6

=a9

(3)(-2x2y)3

=(-2)3(x23y3

=-8x6y3

单项选择题 A1/A2型题
单项选择题