Function Expression :
\[f(x)=cos x+sin x \]Domain
\[]-\infty ;+\infty [ \]Limits
\[\lim_{x \rightarrow-\infty}f(x) = \left\langle -2, 2\right\rangle \]\[\lim_{x \rightarrow+\infty}f(x) = \left\langle -2, 2\right\rangle \]
\[ \]
Derivate
\[f^{\,\prime}(x)=- \sin{\left(x \right)} + \cos{\left(x \right)} \]\[ \]
Integral
\[F(x) = \sin{\left(x \right)} - \cos{\left(x \right)} \]Sign Table
Variation Table
Plot
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