Réponses

2014-04-11T20:11:44+02:00
A) B(2+3)=b(5)
B) B(5+(-3))=b(2)
C)B(2+(-4))=B(-2)
D)B(-2+(-3))=B(-5)
E) B(2-5)=b(2)
F) B(7-4)=B(3)
G) B(2x3)=B(6)
H) B (-3x4)=B(-12)
2014-04-11T20:11:47+02:00
Salut :)

a) b² x b³ = b ² ⁺ ³ = b⁵

b) b⁶ x b⁻³ = b ⁶ ⁻ ³ = b³

c) b² x b⁻⁴ = b² ⁻ ⁴ = b⁻²

d) b⁻² x b⁻³ = b⁻²⁻³ = b⁻⁵

e) b²/b⁵ = b² ⁻ ⁵ = b⁻³

f) b⁷/b⁴ = b⁷ ⁻ ⁴ = b³

g) (b²)³ = b² * ³ = b⁶

h) (b⁻³)⁴ = b⁻³ * ⁴ = b⁻¹²

J'espère t'avoir aidé(e) ! :)