Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
If
S
n
=
cos
n
θ
+
sin
n
θ
S_n = \cos^n \theta + \sin^n \theta
S
n
=
cos
n
θ
+
sin
n
θ
, find the value of
3
S
4
−
2
S
6
3S_4 - 2S_6
3
S
4
−
2
S
6
.
Browse the problem library