Question

(a^-2 b^ 3 )*(a^4 b^-5 )^1/2

Answer 1

Answer:
`√(b)`

Explanation:

=
`(a^(-2) b^(3) )*(a^{4*(1)/(2) } b^{-5*(1)/(2) } )` =
`(a^(-2+2) b^{3-(5)/(2) } )` =
`b^{(1)/(2) }`