Once I want to enter a power, then whatever number I press will go to the upper corner (power)
let's say X^3+2x. After I presses the the 3rd power. When I pressed +, it went to the power. Can anyone help?
收錄日期: 2021-05-01 13:47:03
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20110921191104AATHL6P