Answer:
Step-by-step explanation:
24a²b³ - 28a⁵b³
apply exponential rule:
24a²b³ - 28a²a³b³
re-write 24 as 6*4 and -28 as 7*4
6*4a²b³ + 7*4a²a³b³
factor common terms
-4a²b³ (-6+ 7a³)
