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a/ a⁵:(a-²)³·a-⁴ a⁵:a-⁶·a-⁴ a⁵:a-¹⁰ a⁵-(-¹⁰) a¹⁵
-------------- = ----------- = -------- = ---------- = ------ = a¹⁵-(-⁵)=a²⁰
a²·a-⁵:a² a-³:a² a-⁵ a-⁵ a-⁵
b/ (a²)-³·a-⁵:a² a-⁶·a-⁵:a² a-¹¹:a² a-¹³
--------------- = ------------ = --------- = ------ = a-¹⁴
a⁴:a-²·a⁵ a⁴:a³ a¹ a¹
c/ (a⁴)-²·a³:a-⁶ a-⁸·a³:a-⁶ a-⁵:a-⁶ a-¹¹
-------------- = ------------ = --------- = ------- = a-¹¹-(-¹⁰)= a-¹= 1/a
(a-²)³:a⁴ a-⁶:a⁴ a-¹⁰ a-¹⁰
d/ (a³)-⁵·a⁶:a-⁴ a-¹⁵·a⁶:a-⁴ a-⁹:a-⁴ a-⁵
---------------- = --------------- = ---------- = -------- = a⁵
(a-³)²:a⁴ a-⁶:a⁴ a-¹⁰ a-¹⁰
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a/ a⁵:(a-²)³·a-⁴ a⁵:a-⁶·a-⁴ a⁵:a-¹⁰ a⁵-(-¹⁰) a¹⁵
-------------- = ----------- = -------- = ---------- = ------ = a¹⁵-(-⁵)=a²⁰
a²·a-⁵:a² a-³:a² a-⁵ a-⁵ a-⁵
b/ (a²)-³·a-⁵:a² a-⁶·a-⁵:a² a-¹¹:a² a-¹³
--------------- = ------------ = --------- = ------ = a-¹⁴
a⁴:a-²·a⁵ a⁴:a³ a¹ a¹
c/ (a⁴)-²·a³:a-⁶ a-⁸·a³:a-⁶ a-⁵:a-⁶ a-¹¹
-------------- = ------------ = --------- = ------- = a-¹¹-(-¹⁰)= a-¹= 1/a
(a-²)³:a⁴ a-⁶:a⁴ a-¹⁰ a-¹⁰
d/ (a³)-⁵·a⁶:a-⁴ a-¹⁵·a⁶:a-⁴ a-⁹:a-⁴ a-⁵
---------------- = --------------- = ---------- = -------- = a⁵
(a-³)²:a⁴ a-⁶:a⁴ a-¹⁰ a-¹⁰