Question: here is my question: Let f be defined by the following. f ( x ) =2 x 2if x < 37 x if x 3
here is my question:
Letfbe defined by the following.
f(x) =2x2ifx< 37xifx3
(a)
Isfcontinuous atx= 3?
Yes
No
b)
Find the right-hand and the left-hand derivatives offatx= 3.
f'(3) =
f'(3+) =
(c)
Isfdifferentiable atx= 3?
Yes
No
and:
Letf(x) =x2/3+9.
(a)
Isfcontinuous atx= 0?
Yes
No
(b)
Isfdifferentiable atx= 0?
Yes
No
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