207k views
0 votes
Sin2a+sin2b/cos2a+cos2b=tan(a+b)

User Mwiegboldt
by
6.9k points

1 Answer

2 votes
Are you doing formulas????????????????
User DominicM
by
7.2k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.