Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Without solving, explain why the quadratic equation
9
x
2
+
12
x
+
4
=
0
9x^2 + 12x + 4 = 0
9
x
2
+
12
x
+
4
=
0
has exactly one real root.
Browse the problem library