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Mathematics
Mathematics
Problem
If
f
(
x
)
=
x
11
+
x
9
−
x
7
+
x
3
+
1
f(x) = x^{11} + x^9 - x^7 + x^3 + 1
f
(
x
)
=
x
11
+
x
9
−
x
7
+
x
3
+
1
and
f
(
sin
−
1
(
sin
8
)
)
=
α
f(\sin^{-1}(\sin 8)) = \alpha
f
(
sin
−
1
(
sin
8
))
=
α
,
α
\alpha
α
is constant, then
f
(
tan
−
1
(
tan
8
)
)
f(\tan^{-1}(\tan 8))
f
(
tan
−
1
(
tan
8
))
is equal to a.
α
\alpha
α
b.
α
−
2
\alpha - 2
α
−
2
c.
α
+
2
\alpha + 2
α
+
2
d.
2
−
α
2 - \alpha
2
−
α
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