Mathematics
Senior High
่ณๆฅโโ๐โโ๏ธ
ใใฎๅ้กใๅ
จใฆใใใใพใใ๐ฆ
ๆใใฆใใใ ใใใจๅฉใใใพใ๏ผ๏ผ๐๐ป
ใใใใใ้กใใใพใ๏ผ๏ผ๐โโ๏ธ๐โโ๏ธ
sin 9+cos 9 =ใ ใฎใจใ, ๆฌกใฎๅผใฎๅคใๆฑใใ.
ใใ ใ, 0"ใ9 <180? ใจใใ.
( 1 ) sin 9cos 9 (2) sin32 cos3 ใฎ
1 1
( ใ9 RC 2 (4 ) sim 9-cos ใฎ
Answers
No answer yet
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions ๐
Recommended
ๆฐๅญฆโ Aๅ ฌๅผ้
5749
20