Derivative of x^2/4 + (x/4)sin(2x) + (1/8)cos(2x)

Описание к видео Derivative of x^2/4 + (x/4)sin(2x) + (1/8)cos(2x)

Derivative of x^2/4 + (x/4)sin(2x) + (1/8)cos(2x)

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

🚶 𝐒𝐭𝐞𝐩𝐬
00:00 Take out the constants 1/4 and 1/8
00:31 Derivative of x^2
00:37 Derivative of "u" multiplied by "v"
00:51 "u" multiplied by derivative of "v"
01:03 Derivative of cos(2x)
01:11 Derivative of 2x
01:17 Rewrite expression
01:51 Simplify expression
02:06 Use the cos(2x)=2cos^2(x)-1 identity
02:37 Rewrite expression
02:55 Simplify expression
03:07 Final answer!
03:13 See more!

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