Sum of tangents
Find the value of
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1. Arsh Singh. yourmathguru.com
2. Muthu Krishna.Kle college , Bengaluru
3. Jeffry Robles, University of the Philippines – Diliman
4. K.Rahul Mohideen
5. Spandan B, Pace Jr. Science College, India
6. Sebastian Pimber. Colombia
7. Kennard Ong Sychingping. De La Salle University
8.Jhay Dela Cruz. PUP-Taguig
9. Kenny Wong, Jurong Junior College, Singapore
10. Erick Ocampo- Manila Science High School
11. Jia Syuen- SMJK Sam Tet, Malaysia