Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Evaluate:
∫
0
π
2
cos
2
x
d
x
\int_{0}^{\frac{\pi}{2}} \cos^2 x \, dx
∫
0
2
π
cos
2
x
d
x
Browse the problem library