Math, asked by adityaanand329, 2 months ago

If
cos(A - B)/cos(A+B) +cos(C + D)/cos(C-D)
= 0, Prove that
tanA tanB tanC tanD = -1

Answers

Answered by roy006512

0

Step-by-step explanation:

Ladka tamiz wala Hona chahie badtamiz to Mera Dil Bhi Hai

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