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Byju's Answer
Standard XII
Mathematics
Trigonometric Ratios of Multiples of an Angle
Integration o...
Question
Integration of cot2x dx
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Solution
Let
I
=
∫
cot
2
x
dx
=
∫
cos
2
x
sin
2
x
dx
Put
sin
2
x
=
t
⇒
2
cos
2
x
dx
=
dt
⇒
cos
2
x
dx
=
dt
2
Now
,
I
=
1
2
∫
dt
t
=
1
2
log
t
+
C
=
1
2
log
sin
2
x
+
C
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0
Similar questions
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∫
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i
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Q.
∫
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Solve the following equations.
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c
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Q.
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Trigonometric Ratios of Multiples of an Angle
Standard XII Mathematics
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