Mathematical Methods ยท Unit 3 ยท Differentiation of trigonometric functions and differentiation rules ยท Calculus of trigonometric functions

Use the rules ๐‘‘ ๐‘‘๐‘ฅ sin (๐‘ฅ) = cos(๐‘ฅ) and ๐‘‘ ๐‘‘๐‘ฅ sin (๐‘“(๐‘ฅ)) = ๐‘“โ€ฒ(๐‘ฅ) cos(๐‘“(๐‘ฅ)).

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Use the rules ๐‘‘ ๐‘‘๐‘ฅ cos(๐‘ฅ) = โˆ’ sin(๐‘ฅ) and ๐‘‘ ๐‘‘๐‘ฅ cos(๐‘“(๐‘ฅ)) = โˆ’๐‘“โ€ฒ(๐‘ฅ) sin(๐‘“(๐‘ฅ)).
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