निम्नलिखित को सिद्ध कीजिए:
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Answer:
Step-by-step explanation:
सिद्ध करना है -
L.H.S. = tan4x
= tan2(2x)
[ ∵ tan2x = ]
=
=
=
=
=
=
=
= R.H.S.
अतः L.H.S. = R.H.S.
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