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ECAT Mathematics Online Test MCQs With Answers
Question # 1
The number of 5-digit number that can be formed from the digits 1,2,4,6,8, when 2 and 8 are never together is
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72
48
144
20
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Question # 2
Latus rectum = 4 x ______________
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focal distance of the vertex
Chord
Focus
1/2
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Question # 3
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Question # 4
f(x) = 2
x
+ 3 . 2
2x
+ 5 is
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trigonometric function
algebraic function
exponential function
logarithmic function
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Question # 5
0.25 is ______
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An irrational number
A natural number
A prime number
A rational number
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Question # 6
A function in which the variable appears as exponent is called:
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An identity function
A logarithmic function
an exponential function
A rational function
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Question # 7
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Principle of equality of fractions
Rule for product of fraction
Rule for quotient of fraction
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Question # 8
The upper 3/4 the portion of a vertical pole subtends an angle tan
-1
3/5 at a point in the horizontal plane through its foot and at a distance 40 m from the foot. A possible height of the vertical pole is
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20 m
40 m
60 m
80 m
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Question # 9
(0,1) is in the solution of the inequality
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3x + 2y > 8
2x - 3y < 4
2x + 3y > 5
x -2y < -5
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Question # 10
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cos 2x
2 cos 2x
2 sin2x
-2 cos2x
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Question # 11
3, 6, 12,.... is
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A.P
G.P.
H.P.
None of these
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Question # 12
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Question # 13
The decimal fraction in which we have finite number of digits in its decimal part is called.
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recurring decimal fraction
Non terminating faction
Non recurring fraction
terminating decimal fraction
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Question # 14
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Question # 15
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0
1
none of these
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Question # 16
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A,. B, C are coincident
A, B, C are collinear
Both A and B
None of these
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Question # 17
Range of cosec x is ______
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{-1, 1}
R
Negative real numbers
R - { x | - 1 < x < 1}
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Question # 18
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A rational number
A natural number
An irrational number
An integer
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Question # 19
The set {1, 2, 3, 4, ....} is called
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Set of Natural numbers
Set of whole numbers
Set of rational number
Set of irrational numbers
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Question # 20
1.4142135... is ______
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A natural number
A rational number
A prime number
An irrational number
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Question # 21
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Question # 22
The condition for polynomial equation ax
2
+ bx + c = 0 to be quadratic is
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Question # 23
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xa
x-1
a
x
x in a
a
x
In a
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Question # 24
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cos x + c
-sin x + c
-cos x + c
sin x + c
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Question # 25
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Even
Odd
Prime
None of these
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Question # 26
The number of words that can be formed out of the letters of the word ASSASSINATION is
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Question # 27
The vertex of the standard position angles lies on
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(0,0)
(0,1)
(1,0)
(1,1)
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Question # 28
The domain of f(x) = log x is
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[0,
∞
]
(0,
∞
)
[0,
∞
[
[
∞
,
∞
]
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Question # 29
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Question # 30
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0
1
2
3
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Question # 31
The distance of the point (2.3) from x-axis is
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2
3
5
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