Help
Contact
For teachers and institutes
Search courses, problems, tests…
A
A
>_
StemPy Lab
Courses ▾
Problems ▾
Practice ▾
Mock Tests
Classes
Groups
Community ▾
A
A
Which equation has the two roots 2 and -6? | StemPy Lab
Quizzes
/
Which equation has the two roots 2 and -6?
Mathematics
Medium
High School (9–10)
General
Algebra › Quadratic Equations
Created by
StemPy Lab
Which equation has the two roots
2
2
2
and
−
6
-6
−
6
?
x
2
−
8
x
+
12
=
0
x^2 - 8x + 12 = 0
x
2
−
8
x
+
12
=
0
x
2
−
4
x
−
12
=
0
x^2 - 4x - 12 = 0
x
2
−
4
x
−
12
=
0
x
2
+
4
x
−
12
=
0
x^2 + 4x - 12 = 0
x
2
+
4
x
−
12
=
0
x
2
+
4
x
+
12
=
0
x^2 + 4x + 12 = 0
x
2
+
4
x
+
12
=
0
Check Answer
Log in to save
Tag someone
⚑ Report
← All Quizzes
← At most how many roots can a quadratic equation have?
Which graph shows y = x² - 6x + 9? →
More on
Algebra › Quadratic Equations
Discussion (0)
Log in
to join the discussion.
Loading…
Problems on this topic
Show that there is no real number k for which x² + 2(k + 3)x + 9k = 0 has two equal roots.
Hard
A rectangular hall must have a perimeter of 52 m.
Medium
Find the values of k for which (k + 1)x² - 2(k - 1)x + 1 = 0 has two equal roots.
Medium
Find the discriminant of each equation and say what kind of roots it has.
Easy
All problems on this topic →