How to Prove (1+cos pi/8)(1+cos(3pi)/8)(1+cos(5pi)/8)(1+cos(7pi)/8)=1/8 Trigonometry CBSE JEE NDA

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  1. SREP Govinda Rao Classes
  2. (1 cos pi/8)(1 cos(3pi)/8)(1 cos(5pi)/8)(1 cos(7pi)/8)=1/8
  3. (1 cos pi/8)
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How to Prove 0:03:55

How to Prove (1+cos pi/8)(1+cos(3pi)/8)(1+cos(5pi)/8)(1+cos(7pi)/8)=1/8 Trigonometry CBSE JEE NDA

`(1+cos. ( pi)/(8))(1+ 0:02:47

`(1+cos. ( pi)/(8))(1+ cos. ( 3pi)/(8)) ( 1+ cos. ( 5pi)/(8)) ( 1+ cos. ( 7pi)/(8))=`

Prove that: (1 0:05:47

Prove that: (1 - cos(Pi/8)) (1 - cos(3Pi/8)) (1 - cos(5Pi/8)) (1 - cos(7Pi/8)) = 1/8

prove that (1+cos 0:06:03

prove that (1+cos π/8)(1+cos 3π/8)(1+cos 5π/8)(1+cos 7π/8) =1/8

`(1+cos(pi/8))(1+cos(3pi/8))(1+cos(5pi/8))(1+cos(7(pi)/8))=` 0:04:15

`(1+cos(pi/8))(1+cos(3pi/8))(1+cos(5pi/8))(1+cos(7(pi)/8))=`

Find the value 0:08:23

Find the value of (1+cos π/8)(1+cos 3π/8)(1+cos 5π/8)(1+cos 7π/8) #iitjee #maths

Prove that: (1+cos 0:12:33

Prove that: (1+cos pi/8)(1+cos 3pi/8)(1+cos 5pi/8)(1+cos 7pi/8) = 1/8

(1+cos π/8)(1+cos 3π/8)(1+cos 0:01:07

(1+cos π/8)(1+cos 3π/8)(1+cos 5π/8)(1+cos 7π/8)=

Prove that (1+ 0:09:24

Prove that (1+ Cosπ/8) (1+ Cos3π/8) (1+ Cos5π/8) (1+ Cos7π/8)= 1/8

How to Prove 0:03:01

How to Prove (1+cos pi/8)(1+cos(3pi)/8)(1+cos(5pi)/8) (1+cos(7pi)/8)=1/8 Trigonometry CBSE JEE NDA

Ep16 Prove that: 0:22:43

Ep16 Prove that: 8(1+sin pi/8)(1+sin3pi/8)(1-sin5pi/8)(1-sin7pi/8)=1, (1-cospi/8)(1-cos3pi/8)...

Ep 19 Prove 0:06:03

Ep 19 Prove that: (1-cos pi/8)(1-cos 3pi/8)(1-cos 5pi/8)(1-cos 7pi/8)=1/8 @kalpanapaudyalregmi4591

Trigonometric Functions || 0:06:01

Trigonometric Functions || Prove that (1+cos(π/8))(1+cos(3π/8))(1+cos(5π/8))(1+cos(7π/8)) = 1/8 ....

Prove that:(1+cos pi/8)(1+cos3pi/8)(1+cos5pi/8)(1+cos7pi/8) 0:08:09

Prove that:(1+cos pi/8)(1+cos3pi/8)(1+cos5pi/8)(1+cos7pi/8) = 1/8

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48Trigonometry Show that (1 + Cos π/8)(1 + Cos 3π/8)(1 + Cos 5π/8)(1 + Cos 7π/8) = 1/8

#Trigonometry all formulas 0:00:16

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prove that (1+cos pi/8)(1+cos3pi/8)(1+cos5pi/8)(1+cos7pi/8)=1/8

Prove that: (1+sin 0:09:53

Prove that: (1+sin pi/8)(1+sin 3pi/8)(1-sin 5pi/8)(1-sin 7pi/8) = 1/8

JEE MAINS 2018 0:08:24

JEE MAINS 2018 `(1+cos(pi/8))(1+cos(3pi/8))(1+cos(5pi/8))(1+cos(7(pi)/8))=`

[IIT 1984] Find 0:02:34

[IIT 1984] Find the value of [1+cos(PI/8)]*[1+cos(3*PI/8)]*[1+cos(5*PI/8)]*[1+cos(7*PI/8)].

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Finding the Value 0:06:15

Finding the Value of (1 + cos(π/8))(1 + cos(3π/8))(1 + cos(5π/8))(1 + cos(7π/8))'#maths

Prove that: `(1+cospi/8)(1+cos(3pi)/8)(1+cos(5pi)/8)(1+cos(7pi)/8)=1/8` 0:04:40

Prove that: `(1+cospi/8)(1+cos(3pi)/8)(1+cos(5pi)/8)(1+cos(7pi)/8)=1/8`

Комментарии
Автор

Sir ek doubt hai ki sin (pi /8- pi/8) ka kya hua
Btw nice explanation 👏

BuntyKumar-yybj
Автор

Important but now it is understandable

dhruvaggarwal
Автор

Thanks 🙏 sir ji mera doubt tha is saval me jo ki clear ho gya.

Laxman__meghval
Автор

Sir doubt-3pi by 8 ko hm kaise change krenge smh nhi aaya!

STILLEDITZ
Автор

Sir pen ka nam kya ha
I like that pen
Plz replay me❤

mandalvlogs
Автор

Hello sir ye kon c book mei se hai ...

sonaliverma