Solve the equation cos a cos 2a cos 3a =1/4
Answers
Answered by
5
you will get cos ^2(2a )=3/4.therefore, cos 4A =(3/4)^(1/2).
Similar questions
Chemistry,
7 months ago
Political Science,
7 months ago
Chemistry,
7 months ago
Economy,
1 year ago
Math,
1 year ago