Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Simplify
3
4
×
3
−
2
3^{4}\times 3^{-2}
3
4
×
3
−
2
. a)
81
81
81
b)
3
−
2
3^{-2}
3
−
2
c)
9
9
9
d)
36
36
36
Browse the problem library