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Byju's Answer
Standard X
Mathematics
Solving a Quadratic Equation by Factorization Method
Solve the fol...
Question
Solve the following quadratic equations by factorization:
3
3
x
-
1
2
x
+
3
-
2
2
x
+
3
3
x
-
1
=
5
;
x
≠
1
3
,
-
3
2
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Solution
3
3
x
-
1
2
x
+
3
-
2
2
x
+
3
3
x
-
1
=
5
⇒
3
(
3
x
-
1
)
2
-
2
2
x
+
3
2
2
x
+
3
3
x
-
1
=
5
⇒
3
9
x
2
+
1
-
6
x
-
2
4
x
2
+
9
+
12
x
6
x
2
-
2
x
+
9
x
-
3
=
5
⇒
27
x
2
+
3
-
18
x
-
8
x
2
-
18
-
24
x
6
x
2
+
7
x
-
3
=
5
⇒
19
x
2
-
42
x
-
15
=
5
6
x
2
+
7
x
-
3
⇒
19
x
2
-
42
x
-
15
=
30
x
2
+
35
x
-
15
⇒
30
x
2
-
19
x
2
+
35
x
+
42
x
-
15
+
15
=
0
⇒
11
x
2
+
77
x
=
0
⇒
x
2
+
7
x
=
0
⇒
x
x
+
7
=
0
⇒
x
=
0
or
x
+
7
=
0
⇒
x
=
0
or
x
=
-
7
Hence, the factors are 0 and −7.
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1
Similar questions
Q.
Solve each of the following quadratic equations:
3
3
x
-
1
2
x
+
3
-
2
2
x
+
3
3
x
-
1
=
5
,
x
≠
1
3
,
-
3
2
[CBSE 2014]
Q.
Solve the following quadratic equation by factorization, the roots are
0
,
−
7
3
(
3
x
−
1
2
x
+
3
)
−
2
(
2
x
+
3
3
x
−
1
)
=
5
;
x
≠
1
3
,
−
3
2
Q.
Solve the following quadratic equations by factorization:
(2x + 3)(3x − 7) = 0