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If cos x2, cos x22, cos x23.............cos x2n = sinx2nsinx2nThen 12tan x2 + 122tan x22 + ............. 12ntan x2n is

Answer»

If cos x2, cos x22, cos x23.............cos x2n = sinx2nsinx2nThen

12tan x2 + 122tan x22 + ............. 12ntan x2n is




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