If cos(p-q)/cos(p+q)=-cos(r+s)/cos(r-s) then prove that tan(p).tan(q)-tan(r).tan(s)=0
Share
If cos(p-q)/cos(p+q)=-cos(r+s)/cos(r-s) then prove that tan(p).tan(q)-tan(r).tan(s)=0
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
0 Replies