Derivative of -(1/3)cot^3(x) - cot(x)

Описание к видео Derivative of -(1/3)cot^3(x) - cot(x)

Derivative of -(1/3)cot^3(x) - cot(x)

❤️ 𝐏𝐥𝐞𝐚𝐬𝐞 𝐒𝐔𝐁𝐒𝐂𝐑𝐈𝐁𝐄 𝐭𝐨 𝐡𝐞𝐥𝐩 𝐦𝐞 𝐠𝐫𝐨𝐰 𝐭𝐡𝐢𝐬 𝐜𝐡𝐚𝐧𝐧𝐞𝐥! 𝐓𝐡𝐚𝐧𝐤 𝐲𝐨𝐮!

🚶 𝐒𝐭𝐞𝐩𝐬
00:00 Rewrite expression
00:20 Derivative of cot^3(x)
00:27 Derivative of cot(x)
00:37 Derivative of cot(x)
00:45 Simplify expression
01:07 Take out 1/sin^2(x) as common factor
01:22 Use the 1/sin^2(x)=1/cot^2(x)+1 identity
01:48 Rewrite expression
01:59 Final answer!
02:05 See more!

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