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Mathematics
Mathematics
Problem
If
y
=
(
f
∘
f
∘
f
)
(
x
)
y = (f\circ f\circ f)(x)
y
=
(
f
∘
f
∘
f
)
(
x
)
and
f
(
0
)
=
0
,
f
′
(
0
)
=
2
f(0) = 0, f'(0) = 2
f
(
0
)
=
0
,
f
′
(
0
)
=
2
, then
y
′
(
0
)
y'(0)
y
′
(
0
)
is equal to a. 6 b. 7 c. 8 d. 9
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