Question

5) (2m² - 5n²)-(5n² +2m²)​

Answer 1

Ответ:

-10n²

Пошаговое объяснение:

Answer 2

(2m² - 5n²)-(5n² +2m²) = 2m² - 5n² - 5n² - 2m² = (2m² - 2m²) - (5n² - 5n²)

= 0 - 0

= 0