jodiheatnaashro
jodiheatnaashro jodiheatnaashro
  • 12-12-2016
  • Mathematics
contestada

If f(x) = 3a|2x – 4| – ax, where a is some constant, find f ′(2).

Respuesta :

syed514
syed514 syed514
  • 14-12-2016
|x| is x if x>0
|x| is -x if x<0
|x| is 0 if x=0
so
(|x|)'=1 when x>0
so
(|x|)'=-1 when x<0

(|2x-4|)'=2 when x>2
and
(|2x-4|)'=-2 when x<2

Therefore the left derivative doesn't equal the right derivative as x approaches 2.
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autumncook1130
autumncook1130 autumncook1130
  • 28-11-2018

Answer:

so would the answer be DNE?

Step-by-step explanation:


Answer Link

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