Question

Write each of the following intervals in the set- builder form :
(i) `A= (-2,3)`
(ii)` B= [4,10]`
(iii) `C=[-1,8]`
(iv) ` D=(4,9]`
` (v) =[-10,0)`
`(vi) F=(0,5]`

Answer 1

Correct Answer - (i) A = {x:x in R, -2 lt x lt3}`
(ii) ` B={x:x in R, 4 le x le 10}`
(iii) ` C={x:x in R, -1 le x lt 8)`
(iv) ` D={x:x in R, 4 lt x le 9)`
(v) `E={x:x in R, -10 le x lt 0)`
`(vi) F ={x:x in R, 0 lt x le 5}`