Mathematics Senior High about 1 hour ไปฅไธใฎๅ้กใๆใใฆๆฌฒใใใงใใ ใ้กใใใพใใ
Mathematics Senior High about 3 hours ABCD EFใ่ตค้็ฝใฎ3่ฒใในใฆใไฝฟใๅใใใใใ้ฃใซใฏ็ฐใชใ่ฒใ็จใใฆๅกใๆๅกใๅใๆน...
Mathematics Senior High about 13 hours ABCD EFใ่ตค้็ฝใฎ3่ฒใในใฆใไฝฟใๅใใใใใ้ฃใซใฏ็ฐใชใ่ฒใ็จใใฆๅกใๆๅกใๅใๆน...
Mathematics Senior High about 14 hours ๅ็ใฎๅ้กใ่งฃใใฆใพใใ2ๆ็ฎใพใงใฏ่งฃใใใฎใงใใใๅณใฎๆธใๆนใใใใใใใพใใใใใฎๅพใฎ...
Mathematics Senior High about 16 hours ใใใพใงใฏใใใใฎใงใใใใใฎๅพใฎ่ใๆนใใใใใชใใงใใๆใใฆใใใ ใใใใงใ
Mathematics Senior High about 17 hours 3C2 4C2ใใชใใงPใงใฏใชใCใชใฎใใ็ฅใใใใงใใ ๅผๅ จไฝใๅดฉใใฆ่ใใใจ็ดๅพใงใ...
Mathematics Senior High about 17 hours ใฉใใใฆๅบ15ใซๅใใใใจใใๆ่ใซ่ณใใใงใใใ็งใฎๆๅใฎ็ญใใฏๅฎๅ จใซ้้ใใจใใใใใง...
Mathematics Senior High about 18 hours ใฉใใใฆ2knใ่ถณใใใงใใ๏ผ ไฟๆฐ๏ผใๆฏ่ผใใฆใใใ็ๅใซๆใใพใใ
Mathematics Senior High about 24 hours ็ทด็ฟๅ้ก25ใใใใใใใพใใใ่ใๆนใงๆกไปถใฎๅผ2x-y=5ใ็จใใฆใxยฒ+yยฒใใyใๆถ...