1.

In any ΔABC, prove that :b sec B+c sec Ctan B+tan C=c sec C+a sec Atan C+tan A=a sec A+b sec Btan A+tan B

Answer»

In any ΔABC, prove that :b sec B+c sec Ctan B+tan C=c sec C+a sec Atan C+tan A=a sec A+b sec Btan A+tan B



Discussion

No Comment Found