For your reference
Is it right answer?
็บไป้บผๆฏ4๏ผ
No, itโs -4 due to <=-4, so max will be 5-4=1.
้ฃ็บไป้บผ<=่ฒ 4
Could you check the (1)?
Could you say Chinese?My English is so bad
Could you answer me?Please ๐
Okay ๐
Oh, I see. Use the arithmetic inequality
So, every thing is ok?
And why is -4?
(๐๐๐
Use the calculation inequality to calculate -4
ๅฏไปฅๅ่งฃ้ไธๆฌก้ๅๆ้บผไพ็ๅ๏ผ