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Mathematics, 04.12.2021 01:00 ethanmoct6

Je m'entraîne 41
x désigne un nombre positif.
On note A la fonction qui, à
une longueur x en cm, associe x
l'aire, en cm?, du triangle
rectangle représenté ci-contre.
a. Calculer A(3).
b. Donner l'expression de A(x).
C. Est-il vrai que 5 est un antécédent de 17,5 par la
fonction A?

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Je m'entraîne 41
x désigne un nombre positif.
On note A la fonction qui, à
une l...

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