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Class VI
Class VII
Class VIII
Class IX
Class X
ICSE Grade VIII - Fundamental Concepts
Question
1
1.
The expanded form of
(
3
x
−
8
)
(
2
x
+
8
)
(
2
x
−
9
)
is
(
15
x
3
−
38
x
2
−
200
x
+
576
)
(
11
x
3
−
38
x
2
−
200
x
+
576
)
(
12
x
3
−
38
x
2
−
200
x
+
576
)
(
13
x
3
−
38
x
2
−
200
x
+
576
)
(
9
x
3
−
38
x
2
−
200
x
+
576
)
Question
2
2.
The value of
4
5
x
2
−
1
2
x
2
−
1
2
x
2
is
(
−
1
5
x
2
)
(
−
3
5
x
2
)
1
5
x
2
(
−
1
7
x
2
)
(
−
1
3
x
2
)
Question
3
3.
The degree of the polynomial
(
2
h
5
−
8
h
4
+
9
h
3
−
9
h
2
+
2
)
is
8
5
2
6
4
Question
4
4.
The value of the polynomial
(
−
b
2
d
2
)
at
b
=
2
,
c
=
(-1)
,
d
=
5
is
-97
-100
-103
-101
-99
Question
5
5.
Which of the following algebraic expressions is a trinomial?
(
−
8
a
b
2
c
)
(
3
a
2
b
c
+
6
a
2
c
2
−
a
2
c
+
b
2
c
2
)
(
8
a
3
b
2
c
2
+
7
b
3
c
+
6
b
2
c
2
)
(
8
a
2
b
3
+
6
a
2
b
)
(
−
6
a
3
b
c
2
+
a
b
−
6
c
3
−
1
)
Question
6
6.
The coefficient of term
c
2
in polynomial
(
−
2
c
4
−
c
3
+
7
c
2
−
3
c
−
7
)
is
5
8
7
6
10
Question
7
7.
The value of the polynomial
(
−
4
g
h
+
4
g
+
4
h
)
at
g
=
3
,
h
=
5
,
i
=
4
is
-25
-31
-28
-29
-27
Question
8
8.
The value of
2
a
+
(
−
a
)
+
2
a
+
(
−
a
)
is
(
−
a
)
2
a
3
a
a
4
a
Question
9
9.
The value of
(
−
8
w
−
3
x
−
7
)
−
(
4
w
x
y
+
4
w
y
−
4
y
)
is
(
−
5
w
x
y
−
4
w
y
−
8
w
−
3
x
+
4
y
−
7
)
(
−
3
w
x
y
−
4
w
y
−
8
w
−
3
x
+
4
y
−
7
)
(
−
4
w
x
y
−
7
w
y
−
8
w
−
3
x
+
4
y
−
7
)
(
−
4
w
x
y
−
2
w
y
−
8
w
−
3
x
+
4
y
−
7
)
(
−
4
w
x
y
−
4
w
y
−
8
w
−
3
x
+
4
y
−
7
)
Question
10
10.
Which of the following terms can be subtracted from
(
−
7
f
)
?
8
f
4
(
−
2
f
2
)
f
(
−
7
f
3
)
(
−
6
)
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