the question translation is below : Exercice 1 (3 points) : Determiner l'aire de la region delimitee par les courbes de f(x) = -x + 3x et g(x) = 2x- -3x sur l'intervalle [-1, 2]. (A) 0; (B) 2; (C) 4; (D) 6; (E) 8; (E) 10. Exercise 1 (3 points): Determine the area of the region bounded by the curves of f(x) = -x2 + 3x and g(x) = 2x2 -3x on the interval [-1, 2]. (A) O; (B) 2; (C) 4; (D) 6; (E) 8; (E) 10