(-2)2001+(-2)2002等于(  ) A.-22001 B.-22002 C.22001 D.-2

问题描述:

(-2)2001+(-2)2002等于(  )
A. -22001
B. -22002
C. 22001
D. -2

(-2)2001+(-2)2002
=(-2)2001(1-2),
=(-2)2001×(-1),
=22001
故选C.