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" Evaluate "sin5^(@)*cos85^(@)+cos5^(@)*...

" Evaluate "sin5^(@)*cos85^(@)+cos5^(@)*sin85^(@)

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Find sin 5^(@) cos 85^(@) +cos 5^(@) sin 85^(@)

Evaluate the following and justify your answer. sin 5^(@) cos 85^(@) +cos 5^(@) sin 85^(@)

Evaluate the following and justify your answer. sin 5^(@) cos 85^(@) +cos 5^(@) sin 85^(@)

Evaluate the following and justify your answer. sin 5^(@) cos 85^(@) +cos 5^(@) sin 85^(@)

Evaluate the following and justify your answer. sin 5^(@) cos 85^(@) +cos 5^(@) sin 85^(@)

cos35^(@)+cos85^(@)+cos155^(@)=

sin 85^(@)-sin 35^(@) - cos 65^@

Find the least positive x in degree for which tan x= (cos5^(@)cos20^(@)+cos35^(@)cos50^(@)-sin5^(@)sin20^(@)-sin35^(@)sin50^(@))/(sin5^(@)cos20^(@)-sin35^(@)cos50^(@)+cos5^(@)sin20^(@)-cos35^(@)sin50^(@))

The smallest positive value of x (in degrees) for whichcos tan x=(cos5^(@)cos20^(@)+cos35^(@)cos50^(@)-sin50^(@)sin20^(@)-sin35^(@)sin50^(@))/(sin5^(@)cos20^(@)-sin35^(@)cos50^(@)+cos5^(@)sin20^(@)-cos35^(@)sin50^(@))