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ECAT Pre General Science Mathematics Online Test MCQs With Answers
Question # 1
The points A(3,1),B(-2,-3),C(2,2) are vertices of an (an)
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Right triangle
Equilateral triangle
Isosceles triangle
Scalene triangle
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Question # 2
7
2n
+ 3
n-1
. 2
3n-3
is divisible by
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24
25
9
13
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Question # 3
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0
1
undefined
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Question # 4
No term of a geometric sequence can be
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0
1
2
3
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Question # 5
The square matrix A is skew Hermitian when (A)'=
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A
A'
-A
A
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Question # 6
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Question # 7
tan h x = _________
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Question # 8
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Question # 9
If x
3
+ 4x
3
- 2x +5 is divided by x - 1, then the reminder is
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8
6
4
None of these
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Question # 10
The set of positive integers, 0 and negative integers is known as the set of
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Natural numbers
Rational numbers
All integers
Irrational numbers
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Question # 11
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0
1
2
4
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Question # 12
If Sin A = sin B, cos A = cos B, then the value of A in terms of B is
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Question # 13
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4A - 3I
3A - 4I
A - I
None of these
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Question # 14
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Question # 15
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Question # 16
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Question # 17
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n if n is even
0 for any natural number n
1 if in odd
None of these
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Question # 18
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Question # 19
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1/x
-x
2x
0.5 x
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Question # 20
The points (5, -4, 2),(4, -3, 1),(7, -6, 4),(8, -7, 5) are vertices of a
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Square
Parallelogram
Rectangle
Rhombus
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Question # 21
{x|x∈R∧x≠x} is a
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Infinite set
Null set
Finite set
None of these
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Question # 22
If A is a subset of B and B contains at least one element which is not an element of A, then A is said to be
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Improper subset of B
Super set of B
Proper subset of B
None of these
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Question # 23
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Question # 24
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Question # 25
Which of the following is factor of x11+a11, where n is an odd integer
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x-a
x+a
2x-a
2x+a
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Question # 26
The set of all points in the plane that are equally distant from a fixed point to called a
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Parabola
ellipse
Hyperbola
Circle
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Question # 27
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Question # 28
The center of the sphore which passes thro' (a, 0, 0), (0, b, 0), (0, 0, c) and (0, 0, 0) is
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Question # 29
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The law of of sines
The law of tangents
The law of consines
None of these
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Question # 30
For any equilateral r :R :η :r1 :r2 :r3 =
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1:2:3:4:5
1:2:3:3:3
1:2:4:4:4
2:1 :2 :2 :2
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Question # 31
A card is drawn from a pack of cards numbered 1 to 52, the probability that the number on the card is a perfect square is
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1/13
2/13
7/52
None of these
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