Question
Effectuer les calculs suivants.
A = (-2)3 + 4×24 – 3² B = 2 × 33 + 3 – 4² × 3 - (-2)3
A = (-2)3 + 4×24 – 3² B = 2 × 33 + 3 – 4² × 3 - (-2)3
Asked by: USER7969
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Answer (100)
A = (-2)3 + 4×24 – 3²
= -6 + 96 - 9 ( attention - 3² = -9 ; (-3)² = 9
= 90 -9
= 81
si c'est
A = (-2)³ + 4 x 24 - 3²
A = -8 + 96 - 9
A = 96 - 17
A = 79
B = 2 × 33 + 3 – 4² × 3 - (-2)³
= 66 + 3 - 16 x 3 - (-8)
= 66 + 3 - 48 + 8
= 66 + 3 + 8 - 48
= 29