Предмет: Математика, автор: alex098763

пожалуйста,определите площадь прямоугольника со сторонами
(9-3✓5)см и (9+3✓5)см​

Ответы

Автор ответа: Helper722
2

Ответ:

36

Пошаговое объяснение:

S=a*b

a=9-3✓5  b=9+3✓5

S=(9-3✓5)*(9+3✓5)=9^2-(3✓5)^2=81-45=36


mashamustafayeva04: Ты можешь помочь мне с заданием? Пожалуйста
Helper722: Какое?
mashamustafayeva04: последнее про интеграл. Зайди ко мне и посмотри на вопросы. Самый последний
Helper722: Извини, я не понял, а куда зайти?
mashamustafayeva04: https://znanija.com/task/44234134
Автор ответа: mashamustafayeva04
0

Ответ: 36 см²

S= (9-3\/5)(9+3\/5)= 81 -45= 36

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