● a = 5 ● b = -3 ● c = -4 ● A = a² = 5² = 25 ● B = b² = (-3)² = 9 ● D = ab = 5×(-3) = - 15 ● E = bc = -3×(-4) = 12 . ♤ 2/
● a = 7 ● b = -2 ● c = - 8 ● A = a² = 7² = 49 ● B = b² = (-2)² = 4 ● D = ab = 7× (-2) = - 14 ● E = bc = -2×(-8) = 16
♤ 3/
● a = 4 ● b = 3 ● c = 0 ● A = a² = 4² = 16 ● B = b² = 3² = 9 ● D = ab = 3 × 4 = 12 ● E = bc = -2×0 = 0
Voilà ^^
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Margaux59460
Merci beaucoup de m'avoir aider,et il faut detailler le remplissage des deux lignes et trois di tableau esque vous pouvez m'aider merci beaucoup
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Verified answer
Bonjour♤ 1/
● a = 5
● b = -3
● c = -4
● A = a² = 5² = 25
● B = b² = (-3)² = 9
● D = ab = 5×(-3) = - 15
● E = bc = -3×(-4) = 12
.
♤ 2/
● a = 7
● b = -2
● c = - 8
● A = a² = 7² = 49
● B = b² = (-2)² = 4
● D = ab = 7× (-2) = - 14
● E = bc = -2×(-8) = 16
♤ 3/
● a = 4
● b = 3
● c = 0
● A = a² = 4² = 16
● B = b² = 3² = 9
● D = ab = 3 × 4 = 12
● E = bc = -2×0 = 0
Voilà ^^