问题:
下列运算错误的是( )
A.-(-3anb)4=-81a4nb4
B.(an+1bn)4=a4n+4b4n
C.(-2an)2(3a2)3=-54a2n+6
D.(3xn+1-2xn)•5x=15xn+2-10xn+1
下列运算错误的是( )
A.-(-3anb)4=-81a4nb4 |
B.(an+1bn)4=a4n+4b4n |
C.(-2an)2(3a2)3=-54a2n+6 |
D.(3xn+1-2xn)•5x=15xn+2-10xn+1 |
参考答案: