Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Q1. Show that
x
=
−
3
x = -3
x
=
−
3
is the solution of the equation
x
2
+
6
x
+
9
=
0
x^2 + 6x + 9 = 0
x
2
+
6
x
+
9
=
0
.
Browse the problem library