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tan(45/4)+2tan(45/2)+4=?

tan(45/4)+2tan(45/2)+4=?

Grade:11

3 Answers

karthik peerlagudem
15 Points
8 years ago

answers is 4.61 and 

solving solve tan(45/2) using formula tan(A/2)=under root 1-cosA/1+cos A.

take tan(45/4) as tan((45/2)/2).

kishore kumar chinta
34 Points
8 years ago

5.027339492

lokesh soni
37 Points
8 years ago

5.02

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