Mathematics
Senior High
่ณๆฅ๐จ
ไธๆ็ฎใๅ้กใงใ๏ผ
่งฃ็ญใฃใฆๆธใใฆใใใจใใฎไธใใใงใ๏ผ
2ๆ็ฎใฏ่งฃ่ชฌใงใ๏ผ้ป่ฒใฎใจใใใใใใชใใงใ๏ผ
ๆใใฆใใ ใใ๐ฅบ
่งฃ็ญ
3a+20
2(1+a+b)
4ยฐ=96ใฎใจใ, 12 + 1/2ใฎๅคใๆฑใใใ
za+b
3a+26
1+a+b
2(1+a+b)
2
ใฎๅ่พบใฎ
(3) 4ยฐ=6,9ยฐ=6ใฎๅ่พบใฎ6 ใๅบใจใใๅฏพๆฐใใจใใจ
alog64=1, blog69=1
1
ใใใซ
=log64,1=10g69
a
11+1=log64+10g69=10g636=2
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