1.(3a²)³+(2a²)²乘a²2.(2x²)²+(-3x)³乘(-2x)3.[2(x+y)²]³4.(a²b²)乘(ab²)+2(ab²)²乘a³5.3的100次方乘(-1/3)的101次方6.[(ab)乘(a²b)²]²