Interval and Set notation

Quiz by Alex Mitchell

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22 questions

Show answers

- Q1square brackets[ ]30s
- Q2from one to four (doesn't include 1) as an inequality1 < x ≤ 430s
- Q3one to four (includes 1) as an intervalx ∈ [1;4]30s
- Q4open (facing out) brackets]2;5[30s
- Q5closed (facing in) brackets[2;5]30s
- Q6less than<30s
- Q7greater than>30s
- Q8less than or equal to≤30s
- Q9greater than or equal to≥30s
- Q10does not include the end pointopen interval30s
- Q11does include the end pointclosed interval30s
- Q12the 3 point is closed"including 3"30s
- Q13the 3 point is open"excluding 3"30s
- Q14What is the shaded area?A∪B; the union of set A and set B30s
- Q15What is the shaded area?A∩B; the intersection of set A and set B30s