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Ceci est une explication $e^x = 1$

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Calculate the value of the expression: $\frac{2}{5} \times \frac{3}{8}$

To solve the equation, start by subtracting $5$ from both sides and then divide by $3$.

The solution to the equation is $x = 4$

Ajouter votre explicationvxcvxcv

Ajouter votre explicationx

On a $$\cos x = \sum_{k = 0}^{+\infin} \frac{(-1)^k}{k!}x^k$$ ou un truc du genre