Bonjour svp aider moi:
a. EFFECTUE les opérations suivantes et, si possible, REDUIS les termes
semblables
b³+ 5b³= ………………………………………………………………………………………………………………….
-6y . (y – 5) = ………………………………………………………………………………………………………….
-a – 8b + 3a + 5b = ……………………………………………………………………………………………….
(3a – 2) . (3a + 2) = ………………………………………………………………………………………………
d – (d – 2)= …………………………………….………………………………………………………………………
3m . 4m² = ……………………………….……………………………………………………………………………
3 . (8 + t) + 6t = ……………………………………………………………………………………………………