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ECAT Pre General Science Mathematics Online Test MCQs With Answers
Question # 1
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3
2
8
0
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Question # 2
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In(x
2
- x + 1)
4
+ c
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Question # 3
∛8.6 is approximately equal to
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2.488
2.48
2.0488
2.05
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Question # 4
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-1
0
1
None of these
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Question # 5
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 # 6
If B⊆ A, then complement of B in A is = -----------------------
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A-B
A∩B
B-A
A∪B
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Question # 7
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quadrant I
quadrant II
quadrant III
quadrant IV
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Question # 8
The number of x-intercepts of y= sin x in his period
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0
1
2
3
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Question # 9
The set of the first elements of the ordered pairs forming a relation is called its
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Function on B
Range
Domain
A into B
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Question # 10
The value of the expression 3 cosθ+ 4 sinθθlie between
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-7 and 7
-25 and 25
-1 and 1
-5 and 5
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Question # 11
The coefficient of x
18
in (ax
4
-bx)
9
after expansion is
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84a
3
b
6
22a
3
b
6
27a
4
b
5
28a
3
b
6
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Question # 12
If a is any real number and a = a is called
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symmetric property
Trichotomy Properties
Transitive Property
Reflexive Properties
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Question # 13
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x-axis
y-axis
z-axis
None of these
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Question # 14
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Question # 15
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P(A) + P(B)
P(A) - P(B)
P(A) . P(B)
P(A) / P(B)
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Question # 16
if A = (x/x€ Q˄ 0 < x < 1}, the A is
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Infinite set
Finite set
Set of rational numbers
Set of real numbers
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Question # 17
For each even natural number n (n
2
-1) is divisible by
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6
3
4
8
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Question # 18
The negation of a number
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a relation
a function
unary operation
binary operation
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Question # 19
If y=f(x) is a function then x is called
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dependent variable
independent variable
constant
none of these
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Question # 20
In a triangle ABC, if angle A = 72° , angle B = 48° and c = 9 cm then Ĉ is
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69°
66°
60°
63°
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Question # 21
cos(π/2-θ) = ________;
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cosθ
sinθ
-cosθ
-sinθ
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Question # 22
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Less then 1
Equal to 1
Greater than 1 but less then 2
Greater then or equal to 2
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Question # 23
x is a member of the set [-1, 0, 3, 5] y is a member of the set {-2, 1, 2, 4} which is possible?
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x - y = -6
x - y < -6
x - y > -6
None
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Question # 24
The equation of line passing through intersection of line x = 0 and y = 0 and the point (2,2) is
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y = x
y = x - 1
y = x + 1
y = x + 1
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Question # 25
f(x) = 3x
4
-2x
2
+ 7 is:
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an even function
an odd function
an even and implicit function
neither even nor a odd
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Question # 26
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Question # 27
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Question # 28
H.M. between 3 and 7 is
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Question # 29
The maximum value of 12 sin
θ
-9 sin
2
θ
is x
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3
4
5
None of these
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Question # 30
Domain of sin x is ______
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Question # 31
The number of significant numbers which can be formed by using any number of the digits 0, 1, 2, 3, 4 but using each not more than once in each number is
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260
356
410
96
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