Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Problem
Problem
The sequence of prime numbers is 2, 3, 5, 7, 11, 13, 17, 19, .... Write down the value of: a.
u
2
u_2
u
2
b.
u
5
u_5
u
5
c.
u
10
u_{10}
u
10
.
Browse the problem library