Class 11MathematicsTrigonometrical Ratios, Functions and IdentitiesMaximum and minimum values of trigonometrical functions, Conditional trigonometrical identities
MediumIf $A+B+C=\frac{\pi}{4}$,then $\sin 4A+\sin 4B+\sin 4C=$
- A$4 \cos 2A \cos 2B \cos 2C$
- B$4 \sin 2A \sin 2B \sin 2C$
- C$1+4 \sin 2A \sin 2B \sin 2C$
- D$1+4 \cos 2A \cos 2B \cos 2C$
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