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Grade: 12

                        

The function f(x) = [x] 2 – [x 2 ] is discontinuous at (1999) 1. all integers 2. all integers except 0 and 1 3. all integers except 0 4. all integers except 1

8 months ago

Answers : (3)

Saurabh Koranglekar
askIITians Faculty
10233 Points
							Dear student

The answer is

D) all integers except 1

Regards
8 months ago
Manish kumar
25 Points
							
Dear studentThe answer isD) all integers except 1Regards
thanks
best of luck.
have a nice day.........................
8 months ago
Vikas TU
13786 Points
							
Dear student 
let x=n∈Z
Left hand limit : Let h is very approx. 0
limh→0+[n+h]2−[(n+h)^2]
limh→0+n^2−n^2=0
Hope this will help 
Good Luck 
8 months ago
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