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Byju's Answer
Standard X
Mathematics
Factorisation of Quadratic Polynomials
Solve the fol...
Question
Solve the following quadratic equation by factorization :
x
−
2
x
−
3
+
x
−
4
x
−
5
=
10
3
;
x
≠
3
,
5
,
The roots are
6,
7
2
A
True
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B
False
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Solution
The correct option is
A
True
x
−
2
x
−
3
+
x
−
4
x
−
5
=
10
3
⇒
(
x
−
2
)
(
x
−
5
)
+
(
x
−
4
)
(
x
−
3
)
(
x
−
3
)
(
x
−
5
)
=
10
3
⇒
x
2
−
5
x
−
2
x
+
10
+
x
2
−
3
x
−
4
x
+
12
x
2
−
5
x
−
3
x
+
15
=
10
3
⇒
2
x
2
−
14
x
+
22
x
2
−
8
x
+
15
=
10
3
⇒
2
(
x
2
−
7
x
+
11
)
x
2
−
8
x
+
15
=
10
3
⇒
x
2
−
7
x
+
11
x
2
−
8
x
+
15
=
5
3
⇒
3
x
2
−
21
x
+
33
=
5
x
2
−
40
x
+
75
⇒
2
x
2
−
19
x
+
42
=
0
⇒
2
x
2
−
12
x
−
7
x
+
42
=
0
⇒
2
x
(
x
−
6
)
−
7
(
x
−
6
)
=
0
⇒
(
x
−
6
)
(
2
x
−
7
)
=
0
⇒
x
−
6
=
0
and
2
x
−
7
=
0
⇒
x
=
6
and
x
=
7
2
∴
We can see, roots given in question are correct.
Suggest Corrections
0
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