网址:http://m.1010jiajiao.com/timu_id_764046[举报]
-23等于
A.-6
B.6
C.-8
D.8
-23中,底数是________,指数是________,结果是________.
23+23=________;2a6-a2·a4=________.
23-|-6|+23=________.
在-23中,底数是________,指数是________,结果是________.