Question

1) Para cada item determine A U B e A Ռ B . a) A = { x є R / 1 ≤ x < 2} e B = { x є R / -1 ≤ x ≤ 2} b) A = { x є R / x > - 4} e B = { x є R /- 6 ≤ x ≤ - 4 }
alguem poderia mi ajudar ??

Answer 1

Resposta:

you remove all the parentheses and make the sum or division that you are asking for, after that you see what the parentheses ask for, like if they ask for numbers like this one <if it is worth one, two and go, understand ??

Explicação passo-a-passo:

Answer 2

Resposta:

segue a primeira parte.