> 数学 >
(2/3)^x(9/8)^x=27/64
人气:395 ℃ 时间:2020-02-03 04:19:11
解答
(2/3*9/8)^x=27/64
(3/4)^x=27/64
x=3
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版