> 其他 >
3.1416×6.495+3.1416×(-5.495)
人气:162 ℃ 时间:2020-04-04 18:23:02
解答
3.1416×6.495+3.1416×(-5.495)
=3.1416×﹙6.495-5.495﹚
=3.1416×1
=3.1416
推荐
猜你喜欢
© 2025 79432.Com All Rights Reserved.
电脑版|手机版