Class 11

Math

Co-ordinate Geometry

Sets

Write the following as intervals :

(i) ${x:xϵR,4<x≤6}$

(ii) ${x:xϵR,−12<x<−10}$

(iii) ${x:xϵR,0≤x<7}$

(iv) ${x:xϵR,3≤x≤4}$

**Solution: **(i) ${x:xϵR,−4<x≤6}=(4,6]$

(ii) ${x:xϵR,−12<x<−10}=(−12,−10)$

(iii) ${x:xϵR,0≤x<7}=[0,7)$

(iv) ${x:xϵR,3≤x≤4}=[3,4]$