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Mathematics ECAT Pre Engineering Online Test MCQs With Answers
Question # 1
The sum of all 2 digit number is
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4750
3776
4895
4905
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Question # 2
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The law of consines
The law of sines
The law of tangents
None of these
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Question # 3
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Question # 4
a >b, b >c ⇒a >c is a
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Multiplicative property
Additive property
Trichotomy property
Transitive property of inequality
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Question # 5
There are ______ types of rational fraction
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Three
Four
Five
Two
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Question # 6
A right angle is the angle of measure
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90'
60°
60"
90°
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Question # 7
Two sets A and B are said to be disjoint if
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Question # 8
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Commutative law of addition
Associative law of addition
Additive identity
Additive inverse
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Question # 9
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1
7
4
None of these
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Question # 10
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0
1
none of these
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Question # 11
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Question # 12
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0
-1
1
not defined
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Question # 13
If n is not natural number, then the expansion (1 + x)
n
is valid for
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Question # 14
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4A - 3I
3A - 4I
A - I
None of these
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Question # 15
If A and B are two matrices such that AB = B and BA = A then A2 + B2 =
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2 AB
2 BA
A + B
AB
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Question # 16
Which of the following is a vector
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length
momentum
volume
speed
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Question # 17
tan
θ
/2
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Question # 18
Range of cos x is ______
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[-1, 1]
R
Negative real numbers
R - { x | - 1 < x < 1}
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Question # 19
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Question # 20
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1
5
7
9
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Question # 21
The distance of the point (-2,3) from x-axis is
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-2
2
3
1
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Question # 22
The domain and range of a trigonometric function can be allocate by their
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graph
Continuity
Discontinuity
Periods
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Question # 23
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Question # 24
(2, 1) is in the solution of the inequality
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2x + y
>
7
x - y > 2
3x + 5y < 6
2x + y < 6
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Question # 25
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Question # 26
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Square matrix
Row matrix
Symmetric matrix
Null matrix
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Question # 27
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Question # 28
The constant distance of all points of the circle from its centre is called the
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Radius of the circle
Secant of the circle
Chord of the circle
Diameter of the circle
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Question # 29
w
29
= ______
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0
1
w
w
2
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Question # 30
The number of points of intersection of two curves y = 2 sin x and y = 5x
2
+ 2x + 3 is
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0
1
2
None of these
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Question # 31
The 6th term of the sequence 7,9,12,16......is
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27
32
20
19
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