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Автор - marina2611

СРОЧНО!!!!!!!!!!!!!!!
УПРОСТИТЬ ВЫРАЖЕНИЕ
a^2-9/a^2-2a+4/a+3/9a^3+72

Ответ

Автор - Анастасия2048761
НОЗ=9a^3
9a^5-81a-18a^4+36a^2+3+648a^3=3(3a^5-15a^2-6a^4+216a^3)

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