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Question-1
(m - 5)
2
= ___________
(A)
m
2
+ 10m + 25
(B)
m
2
- 10m + 25
(C)
m
2
- 10m + 10
(D)
None of these
Question-2
The factors of a
2
- b
2
are
(A)
(a + b) (a - b)
(B)
(a
2
- b
2
)
(C)
(a - b) (a - b)
(D)
None of these
Question-3
The product of 2x and x -3y is
(A)
2x
2
- 3y
(B)
x - 6xy
(C)
2x
2
- 6xy
(D)
2x - 6xy
Question-4
-9a - (-2a) = _________
(A)
7a
(B)
11a
(C)
-7a
(D)
-11a
Question-5
a
25
(A)
a
27
(B)
a
37
(C)
a
13
(D)
None of these
Question-6
Simplify: 2m
3
- 5m
2
+ 3m - 6 - 5m
3
+ 2m
2
- 8m - 2 + 6m + 10
(A)
-3m
3
- 3m
2
+ m + 2
(B)
3m
3
+ 8m
2
- m - 2
(C)
-3m
3
+ 3m
2
- m + 2
(D)
-3m
3
- 3m
2
+ m - 2
Question-7
601
(A)
361521
(B)
361802
(C)
362571
(D)
301879
Question-8
(1.04 - 0.98)
2
= __________
(A)
0.36
(B)
0.036
(C)
0.0036
(D)
3.6
Question-9
How may terms are there is the expression (2/3x - y)
2
?
(A)
1
(B)
2
(C)
3
(D)
4
Question-10
Multiply: (x + 4)(2x - 5)
(A)
2x
2
+ 3x - 20
(B)
2x
2
- 3x + 20
(C)
2x
2
+ 3x + 20
(D)
None of these
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Std 8
Tamil Nadu (English Medium)
Practice in Related Chapters
Algebra
Life Mathematics
Measurements
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