Answer:
A. 2a² / 5b
Explanation:
12a³b² / 30ab³
cancel the common factor = 6
= 2a³b² / 5ab³
cancel the common factor = a
= 2a²b² / 5b³
apply exponent rule, so
= 2a² / 5b³ ⁻ ²
subtract 3 - 2 = 1
= 2a² / 5b
6.5m questions
8.6m answers