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Prove that ((Sin 7x + Sin 5x) + (Sin 9x + Sin 3x))/((Cos 7x + Cos 5x) + (Xos 9x + Cos 3x)) = Tan 6x - Mathematics

Prove that `((sin 7x + sin 5x) + (sin 9x + sin 3x))/((cos 7x + cos 5x) + (cos 9x + cos 3x)) = tan 6x`

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Solution

Concept: Trigonometric Functions of Sum and Difference of Two Angles
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Chapter 3: Trigonometric Functions [Page 82]
Q 6
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APPEARS IN

NCERT Class 11 Mathematics Textbook
Chapter 3 Trigonometric Functions
Q 6 | Page 82
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