Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
If
3
sin
x
=
4
cos
x
3 \sin x = 4 \cos x
3
sin
x
=
4
cos
x
find
sin
2
x
\sin 2x
sin
2
x
.
Browse the problem library