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[x cos x=tan x=" दाया पक्ष "],[" [ाली "3...

[x cos x=tan x=" दाया पक्ष "],[" [ाली "3.3],[hline" 2."2sin^(2)(pi)/(6)+cosec^(2)(7 pi)/(6)cos^(2)(pi)/(3)=(3)/(2)]

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