Math, asked by 3sdconstructions, 5 months ago

if cos(p-q)/cos(p+q) = - cos(r+s)/cos(r-s) then prove that tan(p) . tan(q) - tan(r) . tan(s) =0​

Answers

Answered by puttavaralaxmi1514
0

Answer:

talented industrialMcKay

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