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Online Tests
ECAT Pre General Science Mathematics Online Test MCQs With Answers
Question # 1
The symbol ______ shall be used both for equation and identity
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Question # 2
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0
-1
1
not defined
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Question # 3
Period of sin x is
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Question # 4
If all members of a sequence are real numbers then it is called a
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Series
Function
Real sequence
Range
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Question # 5
Vector additon is:
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Commutative
Associative
Commutative and Associative
None of these
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Question # 6
Three right angles is the angle of measure
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270°
180°
90°
270'
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Question # 7
The number of different ways of describing a set is
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One
Two
Three
Four
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Question # 8
If a polynomial P(x) is divided by x - a, then the remainder is
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P(o)
P(-a)
P(a)
None of these
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Question # 9
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Question # 10
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Question # 11
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Question # 12
The different of tan x is
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sec2 x
ln |sec x|
sec2 xdx
-cos ec2 x
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Question # 13
The value of sin 28°cos 17°+cos 28°sin 17°is
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Question # 14
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30°
45°
60°
75°
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Question # 15
If the elevation of the sun is 30°, then the length of the shadow cast by a tower of 150 ft height is
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Question # 16
Geometric mean between a and b is
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Question # 17
In (x + iy), y is called as
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Imaginary part
Complex number
Real part
None of above
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Question # 18
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Scalar matrix
Identity matrix
Null matrix
Symmetric matrix
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Question # 19
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Question # 20
If sin A = cos A, 0°<A<90° then A is equal to
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1
1/2
0
None of these
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Question # 21
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I and
I
I quadrants
I
I and
I
I
I quadrants
I
I
I and
I
V
quadrants
none of these
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Question # 22
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Question # 23
The span of a standard parabola depends upon
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x
a
y
y2
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Question # 24
Φ
set is the ______ of all sets?
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Subset
Union
Universal
Intersection
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Question # 25
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2
4
3
16
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Question # 26
Trival solution of homogeneous linear equation is
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(0, 0, 0)
(1, 2, 3)
(1, 3, 5)
a, b and c
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Question # 27
Sum of n terms of a geometric series if | r | < 1 is
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Question # 28
Group of none-singular matrices under multiplication is
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None-Abelian group
Semi group
Abelian group
None of these
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Question # 29
a >b ⇒a +c >b +c is known as
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Trichotomy property
Additive property of inequality
Transitive property
Multiplicative property
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Question # 30
The distance of the point (a,b) from y-axis is
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a
b
a + b
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Question # 31
f(x) = x
3
is:
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an odd function
an even function
an implicit function
a quadratic funtion
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