Function Nature Trigonometric Polynomial (Jee M… | ExamDuo
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Application of Derivates
Medium
Function Nature Trigonometric Polynomial
The function
f
(
x
)
=
4
x
3
−
3
x
2
6
−
2
sin
x
+
(
2
x
−
1
)
cos
x
Ask about this question
SELECT ONE OPTION
A
increases in
[
1
2
,
∞
)
B
decreases in
[
1
2
,
∞
)
C
increases in
(
−
∞
,
1
2
]
D
decreases in
(
−
∞
,
1
2
]
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