问题
填空题
计算x4-x2=______;(-3xy2)3=______;0.1252011×82010=______.
答案
x4•x2=x6;
(-3xy2)3=-27x3y6;
0.1252011×82010=0.125.
故答案为:x6;-27x3y6;0.125.
计算x4-x2=______;(-3xy2)3=______;0.1252011×82010=______.
x4•x2=x6;
(-3xy2)3=-27x3y6;
0.1252011×82010=0.125.
故答案为:x6;-27x3y6;0.125.