Question

(a^-2 b)^-2 × (ab)^-3 simplify and express as positive index​

Answer 1

Answer:

a/(b^5)

Step-by-step explanation:

Please check attachment for stepwise explantion

Answer 2

Answer:

a/b^5

Step-by-step explanation:

=(a^-2)^-2 b ^-2 a^-3 b ^-3

= a^4 a ^-3 b^-2 b^-3

=a^4-3/ b^2+3

= a/ b^5