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Question-1
Add 2a (b - c + a), 2b (b - c - a) and 2c (a + b - c)
(A)
2a + 2b + 2c
(B)
2a
2
+ 2b
2
- 2c
2
(C)
2a
2
+ 2b
2
+ 2c
2
(D)
2a + 2b - 2c
Question-2
x
2
+ (a + b)x + ab = ________
(A)
(a - b)
2
(B)
(x + a)(x - b)
(C)
(a + b)
2
(D)
(x + a)(x + b)
Question-3
What is the value of
(A)
0
(B)
500
(C)
900
(D)
1000
Question-4
(1.04 - 0.98)
2
= __________
(A)
0.36
(B)
0.036
(C)
0.0036
(D)
3.6
Question-5
The terms having same literal factors are called _________
(A)
Monomial
(B)
Polynomial
(C)
Like terms
(D)
Unlike terms
Question-6
If ab, bc and ac are the length, breadth and height respectively of a cubid then its volume is
(A)
a
2
b
2
c
2
(B)
3abc
(C)
3a
2
b
2
c
2
(D)
ab + bc + ac
Question-7
Simplify a
3
(b
3
- c
3
) + b
3
(c
3
- a
3
) + c
3
(a
3
- b
3
)
(A)
3a
3
b
3
(B)
a
3
b
3
c
3
(C)
1
(D)
0
Question-8
If length of the rectangle is mn and breadth is 3mn, then its area is
(A)
4mn
(B)
3m
2
n
2
(C)
4m
2
n
2
(D)
3mn
Question-9
601
(A)
361521
(B)
361802
(C)
362571
(D)
301879
Question-10
(7 + 15)
2
= _________
(A)
461
(B)
498
(C)
484
(D)
477
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Std 8
Tamil Nadu (English Medium)
Practice in Related Chapters
Algebra
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