Guest

If sin a+ sin 2 a+ sin 3 a=1 then the value of cos 6 a-4cos 4 a+8cos 2 a will be

If sina+sin2a+sin3a=1 then  the value of cos6a-4cos4a+8cos2a will be
 

Grade:12th pass

1 Answers

Anish Singhal
askIITians Faculty 1192 Points
5 years ago
555-1903_Capture.PNG

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free