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Mathematics
Problem
Given
f
(
x
)
=
k
(
1
−
x
2
)
f(x)=k(1-x^{2})
f
(
x
)
=
k
(
1
−
x
2
)
where
k
≠
0
k\ne 0
k
=
0
, determine
f
(
f
(
2
)
)
f\!\bigl(f(2)\bigr)
f
(
f
(
2
)
)
in terms of
k
k
k
. a)
k
+
9
k
3
k+9k^{3}
k
+
9
k
3
b)
k
−
9
k
3
k-9k^{3}
k
−
9
k
3
c)
k
−
k
3
k-k^{3}
k
−
k
3
d)
−
k
+
9
k
3
-k+9k^{3}
−
k
+
9
k
3
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