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The value of (cos25^(@))/(sin70^(@)sin8...

The value of `(cos25^(@))/(sin70^(@)sin85^(@))+(cos70^(@))/(sin 25^(@)sin85^(@))+(cos85^(@))/(sin25^(@)sin70^(@))` is

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The value of sin50^(@)-sin70^(@)+sin10^(@) is

(sin70^(@)+cos40^(@))/(cos70^(@)+sin40^(@))=

(sin70^(@)+cos40^(@))/(cos70^(@)+sin40^(@))=

sin5^(@)cos85^(@)+cos5^(@)sin85^(@)

(sin70^(@)+cos40^(@))/(cos70^(@)+sin40^(@))

(cos70^(@))/(sin20^(@))+(cos59^(@))/(sin31^(@))=8sin^(2)30^(@)

The value of (sin65^(@))/(cos25^(@)) is

(i) sin10^(@)sin50^(@)sin70^(@)

(sin70^(@)+cos40^(@))/(cos70^(@)+sin40^(@))=?