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Byju's Answer
Standard VIII
Mathematics
Solving an Equation with Variables on Both Sides
Solve the qua...
Question
Solve the quadratic equation:
x
−
1
x
−
2
−
x
−
2
x
−
3
=
x
−
5
x
−
6
−
x
−
6
x
−
7
A
9
2
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B
0
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C
1
4
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D
−
2
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Solution
The correct option is
A
9
2
Given equation is:
x
−
1
x
−
2
−
x
−
2
x
−
3
=
x
−
5
x
−
6
−
x
−
6
x
−
7
⇒
x
−
2
+
1
x
−
2
−
x
−
3
+
1
x
−
3
=
x
−
6
+
1
x
−
6
−
x
−
7
+
1
x
−
7
⇒
1
+
1
x
−
2
−
1
−
1
x
−
3
=
1
+
1
x
−
6
−
1
−
1
x
−
7
⇒
1
x
−
2
−
1
x
−
3
=
1
x
−
6
−
1
x
−
7
⇒
+
1
x
2
−
5
x
+
6
=
+
1
x
2
−
13
x
+
42
⇒
x
2
−
5
x
+
6
=
x
2
−
13
x
+
42
⇒
8
x
=
36
⇒
x
=
9
2
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0
Similar questions
Q.
Solve the following quadratic equation
2
x
2
−
7
x
+
6
=
0
Q.
Solve the following quadratic equations by factorisation.
(1) x
2
– 15x + 54 = 0
(2) x
2
+ x – 20 = 0
(3) 2y
2
+ 27y + 13 = 0
(4) 5m
2
= 22m + 15
(5) 2x
2
– 2x +
1
2
= 0
(6)
6
x
-
2
x
=
1
(7)
2
x
2
+
7
x
+
5
2
=
0
to solve this quadratic equation by factorisation, complete the following activity.
(8)
3
x
2
-
2
6
x
+
2
=
0
(9)
2
m
m
-
24
=
50
(10)
25
m
2
=
9
(11)
7
m
2
=
21
m
(12)
m
2
-
11
=
0
Q.
Solve the following quadratic equations by completing the square method.
(1) x
2
+ x – 20 = 0
(2) x
2
+ 2x – 5 = 0
(3) m
2
– 5m = –3
(4) 9y
2
– 12y + 2 = 0
(5) 2y
2
+ 9y +10 = 0
(6) 5x
2
= 4x + 7
Q.
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
Q.
Solve the following quadratic equation,
2
(
x
2
+
1
x
2
)
−
9
(
x
−
1
x
)
+
14
=
0
.
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