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Byju's Answer
Standard XII
Mathematics
Global Maxima
The minimum v...
Question
The minimum value of
1
3
(
3
tan
x
+
27
cot
x
)
is.......
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Solution
1
3
(
3
tan
x
+
27
cot
x
)
=
tan
x
+
9
cot
x
We know,
A
M
≥
G
M
⇒
tan
x
+
9
cot
x
2
≥
√
tan
x
∗
9
cot
x
⇒
tan
x
+
9
cot
x
2
≥
√
9
⇒
tan
x
+
9
cot
x
2
≥
3
⇒
tan
x
+
9
cot
x
≥
6
hence, its minimum value will be
6
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