Question Number 102094 by  M±th+et+s last updated on 06/Jul/20

good evenig for all    this is an answerd question i will repost it  if:              f(x)=(√(x−2))  is there a cirtical point when x=2 ?

Commented byPRITHWISH SEN 2 last updated on 06/Jul/20

No

Commented by M±th+et+s last updated on 06/Jul/20

Commented by M±th+et+s last updated on 06/Jul/20

Commented by M±th+et+s last updated on 06/Jul/20

thank you sir but i found that in thomas   calculas

Commented byPRITHWISH SEN 2 last updated on 06/Jul/20

value of x at f^′ (x)=0 implies the exsistence of the  critical point   butin this case f^′ (x) ≠0 for x=2  and another point is f′(x) must be atleast   continuous on that point.