Question

Знайдіть переріз проміжків (-6; 7] і (-4; 25]. а) [7; 25); б) [-4; 7); в) (-6; 25]; г) (-4; 7];

Answer 1

Ответ:г) (-4; 7];

Пошаговое объяснение:

пересечение это промежуток,где одновременно две штриховки(красная и синяя вместе)

если скобка круглая,то точка не закрашена,а если скобка квадратная,то точка закрашена.

Answer 2

а) [7; 25)

The interval [7; 25) includes all real numbers greater than or equal to 7 and less than 25. In interval notation, it can be represented as [7, 25).

б) [-4; 7)

The interval [-4; 7) includes all real numbers greater than or equal to -4 and less than 7. In interval notation, it can be represented as [-4, 7).

в) (-6; 25]

The interval (-6; 25] includes all real numbers greater than -6 and less than or equal to 25. In interval notation, it can be represented as (-6, 25].

г) (-4; 7]

The interval (-4; 7] includes all real numbers greater than -4 and less than or equal to 7. In interval notation, it can be represented as (-4, 7].

Please note that the square brackets [ ] indicate that the endpoint is included in the interval, while the parentheses ( ) indicate that the endpoint is not included in the interval.