New kid on the Block
@apurviitjee2008
it is perfect ...
At -1, from Left side it is approaching 1/2 but Open interval
from Right side, it is 0 ( closed interval)
f ' (-1) = 1/2 * (|-1| - 1) = 1/2*(1-1) = 0
Answer would be Entire R...for Domain
Moderation Team
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