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Sagot :

Bonjour

Pour x = 1

R = x² - 3x + 2

R = 1² - 3 * 1 + 2

R = 1 - 3 + 2

R = 3 - 3

R = 0

Pour x = - 1

R = x² - 3x + 2

R = (- 1)² - 3 * (- 1) + 2

R = 1 + 3 + 2

R = 4 + 2

R = 6.

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