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सिद्ध कीजिए कि : sin 105^(@)+cos105^(@)=...

सिद्ध कीजिए कि : `sin 105^(@)+cos105^(@)=(1)/(sqrt2)`

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sin105^(@)+cos105^(@)=

sin15^(@)+cos105^(@)=?

105^(2)

sin 15^(@) + cos 105 ^(@) =

cos15^(@)+cos105^(@)=

Show that sin 105^(@) + cos 105^(@) =(1)/(sqrt(2))

Show that sin 150^(@) + cos 105^(@) =(1)/(sqrt(5))

sin15^@+cos105^@=

Prove that : sin 105^@ + cos 105^@=1/sqrt2 .