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CTET 2 Math and Science 7 Jan 2022 Paper
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© examsnet.com
Question : 36
Total: 150
A factor common to both
x
2
−
x
−
6
and
x
2
−
5
x
+
6
Is
x
+
2
x
−
3
x
+
3
x
−
2
Validate
Solution:
👈: Video Solution
Let
A
=
x
−
x
−
6
and
B
=
x
−
5
x
+
6
A
=
x
−
x
−
6
⇒
A
=
x
−
3
x
+
2
x
−
6
⇒
x
(
x
−
3
)
+
2
(
x
−
3
)
⇒
(
x
−
3
)
(
x
+
2
)
B
=
x
−
5
x
+
6
⇒
B
=
x
−
3
x
−
2
x
+
6
⇒
x
(
x
−
3
)
−
2
(
x
−
3
)
⇒
(
x
−
3
)
(
x
−
2
)
From the equation (1) and (2) common factor (x - 3)
∴
x
−
5
x
+
6
and
x
2
−
5
x
+
6
Is
(
x
−
3
)
© examsnet.com
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