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 2 years ago
find the value of sin35degree sin55degreecos35degree cos55degree.plss can u kindly show the steps
 2 years ago
find the value of sin35degree sin55degreecos35degree cos55degree.plss can u kindly show the steps

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mathmate
 2 years ago
Best ResponseYou've already chosen the best response.1It should read: cos(a)cos(b)sin(a)sin(b)=cos(a+b) although it would not make a difference in this case.
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