Prove sin72.sin6.sin48.sin66=1/16
Answers
Answered by
2
you can use it and solve question
sinA sin(60°+A) sin(60°- A) = 1/4 sin3A
sinA sin(60°+A) sin(60°- A) = 1/4 sin3A
Similar questions
Math,
8 months ago
Chinese,
8 months ago
Math,
8 months ago
Political Science,
1 year ago
Chinese,
1 year ago