Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Rationalise the denominator of
3
7
+
2
\dfrac{3}{\sqrt{7}+2}
7
+
2
3
and simplify the result.
Browse the problem library