![Expert Verified] find the value of (1+cos pi/8)(1+cos 3pi/8)(1+cos 5pi/8)(1+ cos 7pi/8) - Brainly.in Expert Verified] find the value of (1+cos pi/8)(1+cos 3pi/8)(1+cos 5pi/8)(1+ cos 7pi/8) - Brainly.in](https://hi-static.z-dn.net/files/d6d/aaf6ea937ddcfd6b96b28288fe0747ec.jpg)
Expert Verified] find the value of (1+cos pi/8)(1+cos 3pi/8)(1+cos 5pi/8)(1+ cos 7pi/8) - Brainly.in
1 + cos(pi/8))(1 + cos(3pi/8))(1 + cos(5pi/8))(1 + cos(7pi/8)) = - Sarthaks eConnect | Largest Online Education Community
![Prove that \sin \frac{8\pi}{3} \cos \frac{23\pi}{6} + \cos \frac{13\pi}{3} \sin\frac{35\pi}{6} = \frac{1}{2} | Homework.Study.com Prove that \sin \frac{8\pi}{3} \cos \frac{23\pi}{6} + \cos \frac{13\pi}{3} \sin\frac{35\pi}{6} = \frac{1}{2} | Homework.Study.com](https://homework.study.com/cimages/multimages/16/study_unit_circle_024537359893991931183.png)
Prove that \sin \frac{8\pi}{3} \cos \frac{23\pi}{6} + \cos \frac{13\pi}{3} \sin\frac{35\pi}{6} = \frac{1}{2} | Homework.Study.com
![Find the Values of `sin (pi/8) ,cos (pi/ 8) ,sec (pi/8) ,cosec (pi/8) ,tan ( pi/8) and Cot (pi/ - YouTube Find the Values of `sin (pi/8) ,cos (pi/ 8) ,sec (pi/8) ,cosec (pi/8) ,tan ( pi/8) and Cot (pi/ - YouTube](https://i.ytimg.com/vi/okgnO-kFAFc/maxresdefault.jpg)
Find the Values of `sin (pi/8) ,cos (pi/ 8) ,sec (pi/8) ,cosec (pi/8) ,tan ( pi/8) and Cot (pi/ - YouTube
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