Flag Trigonometry> please help me in prove that costheta+cos...
question mark

please help me in
prove that costheta+cosphi/sintheta+sinphi=sintheta-sinphi/cosphi-costheta

abhay , 5 Years ago
Grade 11
anser 1 Answers
Krish Kumar
(
Last Activity: 5 Years ago
star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments