โœจ๐Ÿ’Ž๐ŸŽฏ

x`โ€ฒ

ฮ”Y/ฮ”X

ฮ”y/ฮ”x

๐Ÿ“ˆ๐Ÿ“โ€ฒ

d/dxtan

๐’…๐’š/๐’…๐’™๐Ÿ“ˆ๐Ÿ“

๐Ÿ…ฟ๏ธโžก๏ธโ€™

๐Ÿ…ฟ๏ธโ€™๐Ÿ“

๐Ÿ…ฟ๏ธโ€™๐Ÿ“ˆ

๐Ÿ“ˆtan

ฮ”tan

๐ŸŸฅ๐ŸŸฆ๐ŸŸฉโ†’๐Ÿ“ฆ๐Ÿ“ฆ๐Ÿ“ฆ

[๐ŸŸฅ][๐ŸŸฆ][๐ŸŸฉ]

๐ŸŽจโžก๏ธ๐Ÿ”ด๐ŸŸ ๐ŸŸก๐ŸŸข๐Ÿ”ต๐ŸŸฃ

๐Ÿง ๐Ÿ’ก๐ŸŒฑ

๐Ÿงฌ๐Ÿ”ฌ๐Ÿ“ˆ

๐Ÿฃ๐Ÿชฐ๐Ÿง 

ฦ’โ€™๐Ÿ“ˆ

โค๏ธโ‰ ๐Ÿ”ฅ

๐Ÿงฑโžก๏ธโค๏ธโ€๐Ÿฉน/๐Ÿงฑโžก๏ธ๐Ÿง 

d/dx๐Ÿ“

๐Ÿ˜‡โ‰ ๐Ÿ‘‰๐Ÿ˜

๐ŸŒฑโžก๏ธ๐ŸŒณ๐ŸŒฒ๐ŸŒฟ๐ŸŒธ

๐Ÿค“๐‘“(๐‘ฅ)โˆซ

โ“๐Ÿข๐Ÿ†š๐Ÿค–

๐Ÿ’Žโš–๏ธ๐Ÿ’ฐ

๐Ÿง‘โ€๐Ÿคโ€๐Ÿง‘โžก๏ธ๐Ÿšถโ€โ™€๏ธ๐Ÿšถโ€โ™‚๏ธ

โˆซโˆ‚๐Ÿงฎ

๐‘“โ€ฒ