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Mathematics
Mathematics
Problem
Which of the following functions is continuous but NOT differentiable at
x
=
0
x=0
x
=
0
? a)
h
(
x
)
=
x
2
h(x)=x^{2}
h
(
x
)
=
x
2
b)
h
(
x
)
=
∣
x
∣
h(x)=|x|
h
(
x
)
=
∣
x
∣
c)
h
(
x
)
=
∣
x
∣
3
h(x)=|x|^{3}
h
(
x
)
=
∣
x
∣
3
d)
h
(
x
)
=
1
x
h(x)=\dfrac{1}{x}
h
(
x
)
=
x
1
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