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Mathematics ECAT Pre Engineering Online Test MCQs With Answers
Question # 1
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1
2
3/2
5/2
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Question # 2
The trigonometric function are continuous whenever
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They are defined
their limit exist
Their period is given
All are incorrect
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Question # 3
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Question # 4
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Question # 5
0 is a symbol of
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singleton set
Empty set
Equivalent set
Infinite set
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Question # 6
xy= 2 is:
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a constant function
an identity function
an improper function
implicit function
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Question # 7
The next term of the sequence 1, 2, 4, 7, 11, ..... is.
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15
16
17
18
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Question # 8
Range of cot
θ
is
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(+
∞
to -
∞
)
(-1 to +1)
(-5 to +5)
Set of even numbers only
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Question # 9
The third term of a G.P. is the square of first term. If the second term is 8, then the 6th term is
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120
124
128
132
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Question # 10
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Question # 11
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Question # 12
Which of the following statement is true?
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A set is a collection of non-empty object
A set is a collection of only numbers
a set is any collection of things
a set is well-defined collection of objects
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Question # 13
x = -1 is in the solution of the inequality
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x + 5 < 0
2x + 3
<
0
x > 0
2x + 3 > 0
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Question # 14
The consecutive terms of a progressions are 30, 24, 20. The next term of the progression is
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Question # 15
The symbol ______ shall be used both for equation and identity
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Question # 16
The set of complex numbers forms
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Commutative group w.r.t addition
Commutative group w.r.t multiplication
Commutative group w.r.t division
Non commutative group w.r.t addition
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Question # 17
The point which divides the line joining the points (2, 4, 5) and (3, 5, -4) in the ratio -2 : 3 lines on
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ZOX plane
XOY plane
YOZ plane
None of these
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Question # 18
The point R dividing externally the line joining the points P(x
1
, y
1
) and Q(x
2
, y
2
) in the ratio k
1
: k
2
has the coordinates
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Question # 19
∀x,y∈R and x> 0 , y>0, if x > y
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None of these
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Question # 20
The period of the function f(x) = sin
4
x + cos
4
x is
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π
π
/2
2
π
None of these
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Question # 21
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none of these
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Question # 22
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an A.P.
a G.P.
a H.P.
None of these
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Question # 23
The equation of the tangent at vertex to the parabola is y2 = -8(x -3)
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y=0
x=3
x=1
x=5
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Question # 24
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None of these
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Question # 25
The general term of a sequence is denoted by
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a
1
a
n
n
s
n
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Question # 26
sec (-360°) = ______
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0
1
2
3
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Question # 27
(0.90)
1/2
is equal to
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0.99
0.90
0.80
0.88
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Question # 28
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Singleton set
A set with two points
Empty set
None of these
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Question # 29
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Question # 30
Which of the following represents a vector
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(x, y)
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Question # 31
Second derivative of y = x
9
+ 10x
2
+ 2x - 1 at x = 0 is
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10
20
12
1
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