Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Explain in one sentence why the expression
x
−
3
y
2
x^{-3}y^{2}
x
−
3
y
2
can be rewritten as
y
2
x
3
\dfrac{y^{2}}{x^{3}}
x
3
y
2
.
Browse the problem library