Trigonometry (1)

Geometry Level 3

cos⁡2π15 cos⁡4π15 cos⁡8π15 cos⁡16π15\large \cos \dfrac{2π}{15} \ \cos \dfrac{4π}{15} \ \cos \dfrac{8π}{15} \ \cos \dfrac{16π}{15}

Find the value of the expression above to 4 decimal places.

Rahil Sehgal by Rahil Sehgal
×

Problem Loading...

Note Loading...

Set Loading...