⁴√а a¹/⁴ * a⁴ a a¹/⁴ ⁴√а
---------------- = --------------- = ----------- = ------- = ------------
а⁻⁴* ⁴√b⁸а³ b² *a³/⁴ b² *a³/⁴ b² b²
(b^(√3 +1))^(√3 +1) * 1/b^(4+√3) = b^(√3 +1)² * 1/b^(4+√3) =
= b^(3 +2√3+1) / b^(4+√3) = b^(4+2√3) / b^(4+√3) =
= b^(4) *b^(2√3) / b^(4)*b^(√3) =b^(√3)