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IBPS Clerk Mains 2018 Paper
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© examsiri.com
Question :
71 of 190
Marks:
+1
,
-0
I
.
2
x
2
+
17
x
+
35
=
0
I
I
.
8
y
2
–
14
y
–
15
=
0
if x < y
if x
<
y
if x > y
if x
>
y
if x = y or the relationship cannot be established
Validate
Solution:
(a)
I
.
2
x
2
+
17
x
+
35
=
0
2
x
2
+
7
x
+
10
x
+
35
=
0
(
2
x
+
7
)
(
x
+
5
)
=
0
x
=
–
5
,
–
7
2
I
I
.
8
y
2
–
14
y
–
15
=
0
8
y
2
–
20
y
+
6
y
–
15
=
0
4
y
(
2
y
–
5
)
+
3
(
2
y
–
5
)
=
0
(
4
y
+
3
)
(
2
y
–
5
)
=
0
y
=
5
2
,
(
–
3
)
4
y
>
x
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