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Byju's Answer
Standard XII
Mathematics
Differentiation Using Substitution
What is the v...
Question
What is the value of: tan6^°. tan42^°. tan66^°.tan78^°
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Q.
The value of
tan
6
∘
tan
42
∘
tan
66
∘
tan
78
∘
is
Q.
The value of tan6*tan42*tan66*tan78 is
Q.
The value of:
tan
6
∘
tan
42
∘
tan
66
∘
tan
78
∘
is
Q.
tan6*tan42*tan66*tan78=1
Q.
Prove that
t
a
n
6
∘
t
a
n
42
∘
t
a
n
66
∘
t
a
n
78
∘
=
1
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