Berapa hasil (a^5 × b^5)^-1/2

(a^5 × b^5)^-1/2
=(a^-5/2 × b^-5/2)
= 1/ a^5/2 × 1/b^5/2)
= 1/ a^2 (√a) × 1/b^2 ( √b)
= 1 / a^2 b^2 (√ab)
= ( 1 / a^2 b^2 (√ab) ) x ( √ab) / ( √ab)
= ( √ab) / a^3 b^3