> 数学 >
(-1/2)^2014+(-1/2)^2015=?
人气:374 ℃ 时间:2020-03-25 20:29:48
解答
(-1/2)^2014+(-1/2)^2015
=(1-1/2)×(-1/2)^2014
=1/2×(-1/2)^2014
=(1/2)^2015;
您好,答题不易
如有帮助请采纳,谢谢
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版