Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Find the value of
1
−
sin
2
30
∘
cos
30
∘
\dfrac{1-\sin^2 30^{\circ}}{\cos 30^{\circ}}
cos
3
0
∘
1
−
sin
2
3
0
∘
.
Browse the problem library