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Byju's Answer
Standard VIII
Mathematics
Linear Equation in One Variable
Which equatio...
Question
Which equation is non- linear
A
x
+
1
=
2
x
−
3
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B
9
−
5
x
2
=
4
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C
−
2
x
−
5
−
(
x
+
4
)
=
−
9
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D
x
−
1
15
=
2
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Solution
The correct option is
D
9
−
5
x
2
=
4
Linear equations are those which have the degree of equation as
1
Here every equation has the degree as
1
Except
9
−
5
x
2
=
4
So its is not a linear equation
Suggest Corrections
0
Similar questions
Q.
Question 9
Which of the following equation has two distinct real roots?
(a)
2
x
2
−
3
√
2
x
+
9
4
=
0
(b)
x
2
+
x
−
5
=
0
(c)
x
2
+
3
x
+
2
√
2
=
0
(d)
5
x
2
−
3
x
+
1
=
0
Q.
Solve the following linear equations.
1)
2
(
3
−
2
x
)
=
13
2)
x
2
=
5
+
x
3
3)
7
(
x
−
2
)
=
2
(
2
x
−
4
)
4)
3
x
−
1
3
=
2
(
x
−
1
2
)
+
5
Q.
Solve the following equation:
√
x
2
+
x
+
4
+
√
x
2
+
x
+
1
=
√
2
x
2
+
2
x
+
9
Q.
Subtract :
1
2
x
−
2
√
5
x
2
+
1
√
5
x
3
from
3
2
x
−
4
√
5
x
2
+
1
√
5
x
3
Answer:
x
−
2
√
5
x
2
Q.
Solve :
2
x
−
1
x
+
3
+
1
−
2
x
x
−
3
=
4
−
3
x
x
2
−
9
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