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Grade: 11
        
 Find the value of cos273o+cos247o+(cos73o)(cos47o)
4 years ago

Answers : (2)

vishu
21 Points
							
(2cos(60)cos(13))square --cos120--cos26
simplfy with values this is the req ans
 
4 years ago
vishu
21 Points
							
 
(2cos(60)cos(13))2 --cos120--cos26
simplfy with values this is the req ans 
i meant this
 
4 years ago
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