EduSahara
Home
Practice
CBSE
SSC
ICSE
Worksheets
CBSE
SSC
ICSE
Assignments
CBSE
SSC
ICSE
Exams
CBSE
SSC
ICSE
Login
SSC Board Practice
Generated
20
Correct
0 (0%)
Incorrect
0 (0%)
Class VI
Class VII
Class VIII
Class IX
Class X
SSC Grade X - Quadratic Equations
Question
1
1.
Find the roots of the quadratic equation
(
x
2
+
11
x
+
30
)
=
0
(
-4
,
-6
)
(
-3
,
-8
)
(
-5
,
-6
)
(
-4
,
-7
)
(
-3
,
-7
)
Question
2
2.
Solve :
2
(
x
+
1
)
+
3
(
−
x
+
1
)
=
4
(
x
+
1
)
(
−
1
5
√
2
)
,
(
−
√
2
)
(
−
1
5
√
3
)
,
(
−
√
3
)
(
−
1
5
√
5
)
,
(
−
√
5
)
(
−
1
5
)
,
(
−
1
)
(
−
1
5
√
4
)
,
(
−
√
4
)
Question
3
3.
Solve :
6
x
2
a
4
−
7
b
x
a
2
+
2
b
2
= 0
b
2
a
2
,
b
4
a
2
b
3
a
2
,
−
b
2
a
2
b
a
2
,
3
b
2
a
2
b
a
2
,
b
a
2
4
b
6
a
2
,
b
2
a
2
Question
4
4.
Find the discriminant of the quadratic equation
(
4
x
2
+
16
x
+
16
)
=
0
0
3
-1
-2
1
Question
5
5.
The sum of the squares of two consecutive odd numbers is 290. Find the numbers
9
,
10
or
(-9)
,
(-10)
14
,
16
or
(-14)
,
(-16)
11
,
13
or
(-11)
,
(-13)
10
,
12
or
(-10)
,
(-12)
12
,
14
or
(-12)
,
(-14)
Question
6
6.
Solve :
√
(
−
4
x
2
+
14
x
+
30
)
=
(
x
−
1
)
(
8
5
+
1
5
√
418
)
,
(
8
5
−
1
5
√
418
)
(
8
5
+
1
5
√
209
)
,
(
8
5
−
1
5
√
209
)
(
8
5
√
4
+
1
5
√
209
)
,
(
8
5
√
4
−
1
5
√
209
)
(
8
5
√
5
+
1
5
√
209
)
,
(
8
5
√
5
−
1
5
√
209
)
(
8
5
+
1
5
√
627
)
,
(
8
5
−
1
5
√
627
)
Question
7
7.
Find the discriminant of the quadratic equation
(
x
2
+
6
)
=
0
-21
-25
-24
-23
-27
Question
8
8.
Find the discriminant of the quadratic equation
(
−
8
x
2
+
6
x
+
20
)
=
0
677
675
676
679
674
Question
9
9.
Find the roots of the quadratic equation
(
x
2
−
17
x
+
72
)
=
0
(
11
,
7
)
(
10
,
7
)
(
9
,
8
)
(
10
,
8
)
(
11
,
5
)
Question
10
10.
Solve :
9
x
2
b
2
−
6
a
x
b
+
a
2
= 0
3
a
9
b
,
a
3
b
3
a
11
b
,
a
5
b
3
a
7
b
,
a
b
a
9
b
,
−
a
3
b
5
a
9
b
,
a
b
EduSahara™ Logout
Are you sure you want to logout.
EduSahara™ Login
Please login to access the assignments
Username:
Password: