问题
填空题
计算:a3a5+(a2)4=______ (y4)3•(y3)2=______.
答案
a3a5+(a2)4=a8+a8
=2a8;
(y4)3•(y3)2=y12•y6
=y18.
故答案为2a8;y18.
计算:a3a5+(a2)4=______ (y4)3•(y3)2=______.
a3a5+(a2)4=a8+a8
=2a8;
(y4)3•(y3)2=y12•y6
=y18.
故答案为2a8;y18.