Math, asked by sunny2736shah, 8 months ago

The value of the trigonometric function sin 5x +sin 3x / cos 5x + cos 3x

Answers

Answered by kashish7884

1

Answer:

we know that,sinA+sinB=2sinA+B/2cosA-B/2

=2sin8x/2cos2x/2/-2sin8x/2sin2x/2

=2sin4xcosx/-2sin4xsinx

=-cotx

Answered by khusipradhan

1

Answer:

hey dear -cotx is the best answer please mark me as brainlist

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