Question

计算（-2xy³z²）⁴=______；a^3m-2÷a^2m+1=______．

Answer 1

（-2xy³z²）⁴=16x⁴y¹²z⁸，故答案为16x⁴y¹²z⁸；
a^3m-2÷a^2m+1=a^3m-2-2m-1=a^m-3，故答案为a^m-3．