Prove that 3/4cos3A= Cos³3A +Cos³(120+A) +Cos³(240+A)

preview_player
Показать описание
Hi everyone.. welcome to my channel #mathstimewidsagarraya #sagarraya #maths #optmaths , In this channel, I bring educational videos of maths for students and I try to solve maths problem in a very short and easy way and explain you the problems of maths so that all of you can learn maths in an easy way

You can follow my group in Facebook
You can follow my Facebook page with the given link below

After watching this video please drop your suggestions and comments in the comment section. If you like my videos please subscribe, share and like and don't forget to press bell icon to get notifications of my new videos......
Thanks for watching...
  1. Maths time wid Sagar Raya
  2. Mathstimewidsagarraya
  3. sagarraya
  4. class 10
  5. class 10 opt maths
  6. optional maths
Рекомендации по теме
Prove that 3/4cos3A= 0:12:40

Prove that 3/4cos3A= Cos³3A +Cos³(120+A) +Cos³(240+A)

cos cube theta 0:12:38

cos cube theta plus cos cube 120+theta plus cos cube 240+theta equas to 3/4 cos three theta

`cos^3 A + 0:04:38

`cos^3 A + cos^3 (120+A) + cos^3 (240+A) = 3/4 Cos 3A`

class 10 Prove 0:01:01

class 10 Prove that cos^3 A + cos^3 (120+A) + cos^3 (240+A) = 3/4 cos3A

TRIGONOMETRY |Prove that 0:15:08

TRIGONOMETRY |Prove that cos^3A+cos^3(A+2pi/3)+cos^3(A+4pi/3)=3/4 cos3A | IIT JEE Mathematics

class 10 Prove 0:17:23

class 10 Prove that cos^3 A + cos^3 (120+A) + cos^3 (240+A) = 3/4 cos3A

if cos^3θ+cos^3(120+θ)+cos^3(240+θ)=a/bcos3θ find 0:08:51

if cos^3θ+cos^3(120+θ)+cos^3(240+θ)=a/bcos3θ find the value of a+b #jee #trignometricidentities

How To Find 0:05:14

How To Find Two Digit Number Class 10 Maths|| SEE Old Question||

Prove that: Tan(A+B) 0:05:09

Prove that: Tan(A+B) = 5Sin2B/ 5Cos2B-1 | Trigonometry | Class 10 | Prove that || Trigonometry Prof