Réponses

2014-02-02T21:43:44+01:00
Bonsoir

a = 3²-2³+2-² = 9  - 8 + 0.25 = 9.25 -8 = 1.25

si x=5  et  y=-2
M= 3 + x² + y²
M = 3 +25 +4 = 32

N= 4 + x³ - y ^ 5
N = 4 + 125 - 32 = 97

O = (x + y)4
O = (5 -2)^4 = 3^4 = 81

p = (x - y)³
P (5 +2)^3 = 7^3= 343