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Sagot :

MANONMAXIMEE

Exercice 1 :

1)

f(x) = -x^3 + 30x² - 192x + 3

f'(x) = 3 * (-x²) + 30 * 2x - 192

f'(x) = 3x² + 60x - 192

Exercice 2 :

1)

f(7) = -2

f(-1) = -7

f(2) = -3

f'(7) = 2

f'(-1) = 7

f'(2) = 3

2)

T(A) = 3x

T(B) = -7

T(D) = 2x -7

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