Resources
Testimonials
Plans
Sign in
Sign up
Resources
Testimonials
Plans
Home
Math Problems
Algebra 1
Using the discriminant
Find the discriminant.
\newline
2
z
2
+
7
z
−
7
=
0
2z^2 + 7z - 7 = 0
2
z
2
+
7
z
−
7
=
0
Get tutor help
Find the discriminant.
\newline
s
2
+
3
s
+
4
=
0
s^2 + 3s + 4 = 0
s
2
+
3
s
+
4
=
0
Get tutor help
Find the discriminant.
\newline
s
2
−
9
s
+
3
=
0
s^2 - 9s + 3 = 0
s
2
−
9
s
+
3
=
0
Get tutor help
Find the discriminant.
\newline
3
x
2
+
2
x
+
5
=
0
3x^2 + 2x + 5 = 0
3
x
2
+
2
x
+
5
=
0
Get tutor help
Find the discriminant.
\newline
9
r
2
+
6
r
+
1
=
0
9r^2 + 6r + 1 = 0
9
r
2
+
6
r
+
1
=
0
Get tutor help
Find the discriminant.
\newline
3
x
2
+
6
x
+
3
=
0
3x^2 + 6x + 3 = 0
3
x
2
+
6
x
+
3
=
0
Get tutor help
Find the discriminant.
\newline
7
x
2
−
x
+
9
=
0
7x^2 - x + 9 = 0
7
x
2
−
x
+
9
=
0
Get tutor help
Find the discriminant.
\newline
7
r
2
−
r
+
5
=
0
7r^2 - r + 5 = 0
7
r
2
−
r
+
5
=
0
Get tutor help
Find the discriminant.
\newline
2
s
2
+
4
s
+
2
=
0
2s^2 + 4s + 2 = 0
2
s
2
+
4
s
+
2
=
0
Get tutor help
Find the discriminant.
\newline
5
p
2
+
3
p
+
6
=
0
5p^2 + 3p + 6 = 0
5
p
2
+
3
p
+
6
=
0
Get tutor help
Find the discriminant.
\newline
9
v
2
+
6
v
+
1
=
0
9v^2 + 6v + 1 = 0
9
v
2
+
6
v
+
1
=
0
Get tutor help
Find the discriminant.
\newline
2
z
2
−
4
z
+
5
=
0
2z^2 - 4z + 5 = 0
2
z
2
−
4
z
+
5
=
0
Get tutor help
Find the discriminant.
\newline
2
q
2
+
7
q
+
2
=
0
2q^2 + 7q + 2 = 0
2
q
2
+
7
q
+
2
=
0
Get tutor help
Find the discriminant.
\newline
5
x
2
+
x
+
1
=
0
5x^2 + x + 1 = 0
5
x
2
+
x
+
1
=
0
Get tutor help
Find the discriminant.
\newline
3
y
2
−
y
+
9
=
0
3y^2 - y + 9 = 0
3
y
2
−
y
+
9
=
0
Get tutor help
Find the discriminant.
\newline
9
t
2
+
7
t
−
7
=
0
9t^2 + 7t - 7 = 0
9
t
2
+
7
t
−
7
=
0
Get tutor help
Find the discriminant.
\newline
3
w
2
−
3
w
+
8
=
0
3w^2 - 3w + 8 = 0
3
w
2
−
3
w
+
8
=
0
Get tutor help
Find the discriminant.
\newline
9
u
2
+
4
u
+
1
=
0
9u^2 + 4u + 1 = 0
9
u
2
+
4
u
+
1
=
0
Get tutor help
Find the discriminant.
\newline
2
x
2
−
9
x
−
8
=
0
2x^2 - 9x - 8 = 0
2
x
2
−
9
x
−
8
=
0
Get tutor help
Find the discriminant.
\newline
6
q
2
−
6
q
+
6
=
0
6q^2 - 6q + 6 = 0
6
q
2
−
6
q
+
6
=
0
Get tutor help
Find the discriminant.
\newline
5
p
2
+
8
p
+
6
=
0
5p^2 + 8p + 6 = 0
5
p
2
+
8
p
+
6
=
0
Get tutor help
Find the discriminant.
\newline
5
x
2
−
5
x
+
2
=
0
5x^2 - 5x + 2 = 0
5
x
2
−
5
x
+
2
=
0
Get tutor help
Find the discriminant.
\newline
9
u
2
+
7
u
+
3
=
0
9u^2 + 7u + 3 = 0
9
u
2
+
7
u
+
3
=
0
Get tutor help
Find the discriminant.
\newline
9
w
2
+
7
w
+
8
=
0
9w^2 + 7w + 8 = 0
9
w
2
+
7
w
+
8
=
0
Get tutor help
Find the discriminant.
\newline
u
2
+
2
u
+
1
=
0
u^2 + 2u + 1 = 0
u
2
+
2
u
+
1
=
0
Get tutor help
Find the discriminant.
\newline
r
2
+
9
r
+
5
=
0
r^2 + 9r + 5 = 0
r
2
+
9
r
+
5
=
0
Get tutor help
Find the discriminant.
\newline
u
2
+
4
u
−
4
=
0
u^2 + 4u - 4 = 0
u
2
+
4
u
−
4
=
0
Get tutor help
Find the discriminant.
\newline
3
q
2
+
8
q
−
2
=
0
3q^2 + 8q - 2 = 0
3
q
2
+
8
q
−
2
=
0
Get tutor help
Find the discriminant.
\newline
8
s
2
+
5
s
+
8
=
0
8s^2 + 5s + 8 = 0
8
s
2
+
5
s
+
8
=
0
Get tutor help
Find the discriminant.
\newline
4
r
2
+
8
r
+
4
=
0
4r^2 + 8r + 4 = 0
4
r
2
+
8
r
+
4
=
0
Get tutor help
Find the discriminant.
\newline
5
r
2
−
3
r
+
2
=
0
5r^2 - 3r + 2 = 0
5
r
2
−
3
r
+
2
=
0
Get tutor help
Find the discriminant.
\newline
8
p
2
+
8
p
+
2
=
0
8p^2 + 8p + 2 = 0
8
p
2
+
8
p
+
2
=
0
Get tutor help
Find the discriminant.
\newline
x
2
+
4
x
−
2
=
0
x^2 + 4x - 2 = 0
x
2
+
4
x
−
2
=
0
Get tutor help
Find the discriminant.
\newline
4
u
2
+
8
u
+
4
=
0
4u^2 + 8u + 4 = 0
4
u
2
+
8
u
+
4
=
0
Get tutor help
Find the discriminant.
\newline
8
q
2
−
9
q
+
6
=
0
8q^2 - 9q + 6 = 0
8
q
2
−
9
q
+
6
=
0
Get tutor help
Find the discriminant.
\newline
4
q
2
−
2
q
+
4
=
0
4q^2 - 2q + 4 = 0
4
q
2
−
2
q
+
4
=
0
Get tutor help
Find the discriminant.
\newline
z
2
+
4
z
+
4
=
0
z^2 + 4z + 4 = 0
z
2
+
4
z
+
4
=
0
Get tutor help
Find the discriminant.
\newline
8
r
2
+
8
r
−
5
=
0
8r^2 + 8r - 5 = 0
8
r
2
+
8
r
−
5
=
0
Get tutor help
Find the discriminant.
\newline
t
2
+
9
t
+
7
=
0
t^2 + 9t + 7 = 0
t
2
+
9
t
+
7
=
0
Get tutor help
Find the discriminant.
\newline
r
2
+
4
r
+
4
=
0
r^2 + 4r + 4 = 0
r
2
+
4
r
+
4
=
0
Get tutor help
Find the discriminant.
\newline
8
s
2
−
9
s
−
1
=
0
8s^2 - 9s - 1 = 0
8
s
2
−
9
s
−
1
=
0
Get tutor help
Find the discriminant.
\newline
9
y
2
+
7
y
+
4
=
0
9y^2 + 7y + 4 = 0
9
y
2
+
7
y
+
4
=
0
Get tutor help
Find the discriminant.
\newline
3
u
2
+
9
u
+
6
=
0
3u^2 + 9u + 6 = 0
3
u
2
+
9
u
+
6
=
0
Get tutor help
Find the discriminant.
\newline
p
2
+
9
p
+
3
=
0
p^2 + 9p + 3 = 0
p
2
+
9
p
+
3
=
0
Get tutor help
Find the discriminant.
\newline
5
s
2
+
6
s
−
1
=
0
5s^2 + 6s - 1 = 0
5
s
2
+
6
s
−
1
=
0
Get tutor help
Find the discriminant.
\newline
6
q
2
+
6
q
+
9
=
0
6q^2 + 6q + 9 = 0
6
q
2
+
6
q
+
9
=
0
Get tutor help
Find the discriminant.
\newline
r
2
+
2
r
+
1
=
0
r^2 + 2r + 1 = 0
r
2
+
2
r
+
1
=
0
Get tutor help
Find the discriminant.
\newline
4
s
2
+
8
s
+
4
=
0
4s^2 + 8s + 4 = 0
4
s
2
+
8
s
+
4
=
0
Get tutor help
Find the discriminant.
\newline
3
s
2
+
6
s
+
3
=
0
3s^2 + 6s + 3 = 0
3
s
2
+
6
s
+
3
=
0
Get tutor help
Find the discriminant.
\newline
r
2
+
6
r
+
9
=
0
r^2 + 6r + 9 = 0
r
2
+
6
r
+
9
=
0
Get tutor help
1
2
Next
