Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Find
k
k
k
if
3
k
3k
3
k
,
k
−
2
k - 2
k
−
2
, and
k
+
7
k + 7
k
+
7
are consecutive terms of an arithmetic sequence.
Browse the problem library