Pour x = −2, nous avons :
j = −2 + 2 = 0
K = 2(-2) – 3 = -7
L = 4(1 – (-2)) = 4(3) = 12
M = (-2)^2 – 4(-2) + 1 = 4 + 8 + 1 = 13
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Pour x = −2, nous avons :
j = −2 + 2 = 0
K = 2(-2) – 3 = -7
L = 4(1 – (-2)) = 4(3) = 12
M = (-2)^2 – 4(-2) + 1 = 4 + 8 + 1 = 13