Exercícios sobre intervalos reais. Ver Matemática elementar/Conjuntos/Números reais
- Represente o resultado das operações abaixo na forma mais simples possível
![{\displaystyle ]1;2]\,\cup \,[2;3[=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/fd984e04367437c5b80b309722bab5720b5de47f)
![{\displaystyle ]1;5[\,\cup \,]4;10]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/0a58095411ad47658e248b38c1434547f031883c)
![{\displaystyle [0;1[\,\cup \,]1;2]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/1bdafc0d0fd27b2191788d8e975a618002cb5c06)
![{\displaystyle [10;15]\,\cup \,[5;8]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/abcf27119b48f535f8b858e974b8d3e7c1292fe9)
![{\displaystyle [5;8[\,\cup \,]3;10]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/d73cf678fa0ca8109373bf38937dcae692634c41)
![{\displaystyle ]1;2]\,\cap \,[2;3[=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/cb64d4b54ec32b466ee790e68c2121c4eec29c59)
![{\displaystyle ]4;10[\,\cap \,]1;5]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/5a92043a1f7feed186918a635b909caabc436b06)
![{\displaystyle [0;1[\,\cap \,]1;2]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/5bb6587569186a0a839dbdd7a59b266913247afe)
![{\displaystyle [10;15]\,\cap \,[5;8]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/1e621b7958caee91f155ea921ffad04b027dacc4)
![{\displaystyle [5;8[\,\cap \,]3;10]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/04eaca44c72cdad5a657b789bf342be8f381722e)
![{\displaystyle ]-\infty ;2]\,\cup \,[2;3[=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/410ec855f7367a8e83392335da82d8309a0c4259)
![{\displaystyle ]1;5[\,\cup \,]-\infty ;10]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/1aad330447a39a5c1e90633c47f7392900d518f7)
![{\displaystyle [0;1[\,\cup \,]1;\infty [=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/6fee48887547ec99766372f6f5678ee0161375a2)
![{\displaystyle [10;\infty [\,\cup \,[5;8]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/3a8ccce82d70bc2ead6fe4f8e440fc2cdf93f483)
![{\displaystyle ]-\infty ;8[\,\cup \,[10;\infty [=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/0b8637d6f9487e976d571cfea471a1d6bcaf178c)
![{\displaystyle ]-\infty ;2]\,\cap \,[2;3[=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/e88ae6ef9350c9f27148b9d231e2ba88f35999e7)
![{\displaystyle ]4;\infty [\,\cap \,]1;5]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/b1dd46500d995b59ed7da9c6bafcb2868822806d)
![{\displaystyle [0;1[\,\cap \,]-\infty ;2]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/1066df161ba97d9281892b5412896bf73beb03e3)
![{\displaystyle [10;15]\,\cap \,[5;\infty ;[=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/92bfe9e4b1cc21389affee1b94df481a3efd706b)
![{\displaystyle [5;\infty [\,\cap \,]-\infty ;10]=\,}](https://wikimedia.org/api/rest_v1/media/math/render/svg/2983c38f183d2d3ee35ce5c22138f8a7a2db1269)
- Represente os conjuntos abaixo sob a forma de intervalo
- Seja A o conjunto dado por
![{\displaystyle A=[1,5]\cap [-1,4]\cap [3,8]}](https://wikimedia.org/api/rest_v1/media/math/render/svg/7000b06853964c95c8cff901b26ea11cc2c148f2)
. Qual é o elemento máximo e o elemento mínimo de A?
- Seja B o conjunto dado por
![{\displaystyle B=([1,5]\cup [7,13])\cap ([4,8]\cup [-1,3])}](https://wikimedia.org/api/rest_v1/media/math/render/svg/853f63a334b3a955af6dc843b8b2b0ecc6681ee6)
. Qual é o elemento máximo e o elemento mínimo de B?
