ๅญใๆฑใใงใใใใใ
ๅๆฐใจๅฒใ็ฎใฎ้ขไฟใไฝฟใฃใฆใใใจใใใใใใใงใใ๏ผ
Mathematics
Junior High
ไธญ1 ๆฐๅญฆ๐๐๐ธ
ไธใฎ็ปๅใฎโกใฎๅ้กใฎ่งฃใๆนใๆใใฆใใ ใใ๏ผ๏ผ(้ไธญๅผใใใใฐๅ
ฅใใฆใใใ ใใใจๆ้ฃใใงใใ)
ใใใใใ้กใใใพใ๏ผ
(1) ใ=-4 ใฎใจใใฎ, ๆฌกใฎๅผใฎๅคใๆฑใใชใใใ
12
1 -x
2
3 3.c-8
โฃ 2.x
rl-
11-3 ใฎใฌใใฎ
ๅฎใฎ ใฎๅใ
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