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Sagot :

AYUDA

k(x) = 6x² - 7x - 3 = 6 * x² - 7 * x - 3

si x = 0 => k(0) = 6 * 0² - 7 * 0 - 3 = -3 => 0 a pour image -3 par k

si x = -1 => k(-1) = 6 * (-1)² - 7 * (-1) - 3 = 6 + 7 - 3 = 10

etc

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