Q. 415.0( 1 Vote )

Prove that: <span

Answer :

Formula: -

taking L.H.S

using formula(i)

taking 2sin4A common

L.H.S = R.H.S

Hence, Proved.

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If A + B + C = π,RS Aggarwal - Mathematics

If A + B + C = π,RS Aggarwal - Mathematics