|(cos70^(@),sin20^(@)),(sin70^(@),cos20^...

`|(cos70^(@),sin20^(@)),(sin70^(@),cos20^(@))|` का मान है -

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cos70^(@)+sin40^(@)=

cos70^(@)+sin40^(@)=

sec70^(@)sin20^(@)+cos20^(@)cosec70^(@)=2

|["cos"70^(@), "sin"20^(@)], ["sin"70^(@), "cos"20^(@)]|=?

cos 70^(@) + sin 40^(@)=

sec70^(@)sin20^(@)+cos20^(@)"cosec"70^(@)=?

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

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

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

(sec70^(@))/(csc20^(@))+(sin59^(@))/(cos31^(@))

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