Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Which of the following numbers is irrational? (a)
9
\sqrt{9}
9
(b)
16
\sqrt{16}
16
(c)
7
\sqrt{7}
7
(d) 0.25
Browse the problem library