Soln:
Prove that: 8[1+sin(pi/8)][1+sin(3pi/8)][1-sin(5pi/8)][1-sin(7pi/8)] = 1
![Prove that: 8[1+sin(pi/8)][1+sin(3pi/8)][1-sin(5pi/8)][1-sin(7pi/8)] = 1](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEinGiOEaD5LPLqioiclipXvWEh8E5qSkBGwjNqIAtw0LjlC5ZpiCgwAGGCj53_TiIRRs6-n_Uq_8iH-vDjhMt9xytukA2QzZaedzC0_hwpVoO2qe45Cn6Dmm0oIYOz_dkS5aA-ee6BnzIim/s72-c/coollogo_com-4440765.png)
Prove that: 8[1+sin(pi/8)][1+sin(3pi/8)][1-sin(5pi/8)][1-sin(7pi/8)] = 1
S.E.E. Solution
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