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Question-1
The product of 2x and x -3y is
(A)
2x
2
- 3y
(B)
x - 6xy
(C)
2x
2
- 6xy
(D)
2x - 6xy
Question-2
Find the value of 2ab (a + b) - 3ab (a - b) when a = 1, b = 2
(A)
18
(B)
16
(C)
14
(D)
12
Question-3
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-4
How may terms are there is the expression (2/3x - y)
2
?
(A)
1
(B)
2
(C)
3
(D)
4
Question-5
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-6
Multiply: (x + 4)(2x - 5)
(A)
2x
2
+ 3x - 20
(B)
2x
2
- 3x + 20
(C)
2x
2
+ 3x + 20
(D)
None of these
Question-7
A expression which contains two or more terms is called ________
(A)
Binomial
(B)
Trinomial
(C)
Polynomial
(D)
Monomial
Question-8
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-9
(1.04 - 0.98)
2
= __________
(A)
0.36
(B)
0.036
(C)
0.0036
(D)
3.6
Question-10
-9a - (-2a) = _________
(A)
7a
(B)
11a
(C)
-7a
(D)
-11a
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Std 8
Tamil Nadu (English Medium)
Practice in Related Chapters
Algebra
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