Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Show that, for every real number
k
k
k
, the quadratic equation
x
2
+
2
k
x
+
k
2
+
1
=
0
x^2 + 2kx + k^2 + 1 = 0
x
2
+
2
k
x
+
k
2
+
1
=
0
has no real roots.
Browse the problem library