Stacie Worsley

2021-12-14

Find the derivative of $-\mathrm{sin}\left(x\right)$

Juan Spiller

Beginner2021-12-15Added 38 answers

Let's use representation of a difference of sin functions as a product of sin and cos, and we get:

Thus, the derivative is

Foreckije

Beginner2021-12-16Added 32 answers

Take the constant out

Apply the common derivative:

Find the local maximum and minimum values and saddle points of the function. If you have three-dimensional graphing software, graph the function with a domain and viewpoint that reveal all the important aspects of the function

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