Grade 12th passTrigonometry
If a+b+c=π then whats the value of cosB+cosC. Plseeeee i want answer .
If a+b+c=π then whats the value of cosB+cosC. Plseeeee i want answer .
1 Answer
Arun
Dear Aadarsh
I think you have missed a term in asked expression. Please check and repost it. You can also attach an image.
I will be happy to help you.
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