Ответ:
5 - a
Объяснение:
25/a+5 - a^2/a+5 =
= (25 - a^2) / (a+5) =
= (5 - a)(5 + a) / (a+5) =
= 5 - a
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Ответ:
5 - a
Объяснение:
25/a+5 - a^2/a+5 =
= (25 - a^2) / (a+5) =
= (5 - a)(5 + a) / (a+5) =
= 5 - a