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Exercise

$\arctan\left(-2\right)$

Step-by-step Solution

1

Appliquer l'identité trigonométrique : $\arctan\left(\theta \right)$$=\arctan\left(\theta \right)$, où $x=-2$

$-\arctan\left(2\right)$

Final answer to the exercise

$-\arctan\left(2\right)$

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