tolong jawab soal ini

(a^2 × y^1 × b^2)/(a^1 × y^1 × b^6)
= a^(2-1) × y^(1-1) × b^(2-6)
= a^1 × y^0 × b^-4
= a × 1 × 1/b^4
= a / b^4