Question

câu 35

Answer 1

Câu 35: A\(\cap\)B=\(\varnothing\)

A\(\cup\)B=(-\(\infty\);+\(\infty\))

A\B=(-\(\infty\);-2]

B\A=[3;+\(\infty\))

Answer 2

\(A\cap B=\left\{\varnothing\right\}\)

\(A\cup B=\) `(-∞;-2]` \(\cup\) `[3;+∞)`

`A`\`B = (-∞;-2]`

`B`\`A = [3;+∞)`