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Mathematics ECAT Pre Engineering Online Test MCQs With Answers
Question # 1
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Question # 2
202.04 is an example of
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Recurring decimals
Non-recurring decimals
Terminating decimals
None of these
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Question # 3
The number of tangents to the circle x2+ y2 -8x -6y +9 =0 which pass through the point (3,-2) is
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2
1
0
None of these
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Question # 4
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Question # 5
The sum of infinite numbers of terms of an arithmetic series is
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Finite
Infinite
May or may not finite
None of these
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Question # 6
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n!
0!
1
None of these
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Question # 7
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 # 8
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sin x + c
-sin x + c
cos x + c
-cos x + c
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Question # 9
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Question # 10
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1
0
-2
3
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Question # 11
20. 19. 18. 17= _______
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Question # 12
The set {0,-1} hold closure property under
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Addition
Both a & c
Multiplication
None of these
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Question # 13
The point of concurrency of the medians of the ΔABC is called its
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Orthocenter
Centriod
Circumcentre
Incentre
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Question # 14
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Question # 15
A - B = ______
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Question # 16
Range of sec x is ______
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[-1, 1]
R
Negative real numbers
R = {x | -1 < x < 1}
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Question # 17
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k3
0
3k
k6
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Question # 18
The line through the centre and perpendicular to the transverse axis is called the
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Major axis
Minor axis
Focal axis
Conjugate axis
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Question # 19
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Question # 20
Φ
set is the ______ of all sets?
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Subset
Union
Universal
Intersection
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Question # 21
The mid point of the line segment joining the points A(-8,3) and B(2,-1) is
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(-3,1)
(-6,2)
(5,2)
(-5,2)
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Question # 22
A function whose domain is a subset of natural numbers is called ______
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Identity function
Sequence
Onto function
Series
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Question # 23
The periods of the function f(x) = x[x] is
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1
2
Non periodic
None of these
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Question # 24
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A
A'
U
None of these
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Question # 25
The coefficient of x
10
in the expansion (x
3
+3/x
2
)
10
is
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1700
17023
17027
17010
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Question # 26
The proposition S(n) is true∀n∈N,S(k+1) true when ______is true
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S(1)
Both a & c
S(k)
None
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Question # 27
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Question # 28
Range of 2 tan x is ______
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[-2, 2]
-1 < x < 1
R
None of these
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Question # 29
If n € N , then n(n+3) is always
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Multiple of 3
Multiple of 6
odd
even
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Question # 30
The total number of subsets that can be formed out of the set {a, b, c} is
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1
4
8
12
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Question # 31
A number A is said to be the A.M between the two numbers a and b if a, A, b are in
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A.M
A.P
G.P
G.M
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