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Ines10022
@Ines10022
May 2019
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Bonjour, pouvez-vous m'aidez svp. Merci
On donne E= 2a F= a puissance 2 G= 2a puissance 2 et H= (2a) puissance 2
Calculer Les expressions E,F,G et H
1) Pour a=2
2) pour a= -3
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nini999
Verified answer
Bonsoir :
1)
Pour : a = 2
E = 2a = 2×2 = 4
F = a² = 2² = 4
G = 2a² = 2×2² = 2×4 = 8
H = (2a)² = (2×2)² = (4)² = 16
Pour : a = -3
E = 2a = 2×(-3) = -6
F = a² = (-3)² = 9
G = 2a² = 2×(-3)² = 2×9 = 18
H = (2a)² = (2×-3)² = (-6)² = 36
J’espère t'avoir t'aider
1 votes
Thanks 1
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Bonjour, pourriez-vous m'aider? Je n'y arrive pas. Merci d'avance
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Verified answer
Bonsoir :1)
Pour : a = 2
E = 2a = 2×2 = 4
F = a² = 2² = 4
G = 2a² = 2×2² = 2×4 = 8
H = (2a)² = (2×2)² = (4)² = 16
Pour : a = -3
E = 2a = 2×(-3) = -6
F = a² = (-3)² = 9
G = 2a² = 2×(-3)² = 2×9 = 18
H = (2a)² = (2×-3)² = (-6)² = 36
J’espère t'avoir t'aider