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ECAT Pre General Science Mathematics Online Test MCQs With Answers
Question # 1
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Evert element of A is in B
Every element of B is in A
Every element of A is in B'
Every element of A is in A
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Question # 2
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Question # 3
Sin 270° = ______
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-1
0
1
Undefined
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Question # 4
A function of the form p(x)/Q(x) is called:
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Rational function
Logarithmic function
Exponential function
Hyperbolic function
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Question # 5
(1, 2) is in the solution of the inequality
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2x + y > 8
2x + y
<
6
2x - y > 1
2x + 3y < 2
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Question # 6
The number of the diagonals of a 6 sided figure is
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15
21
9
6
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Question # 7
The greatest term in the expansion of (3+2x)
9
, when x=1 is
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4th
4th and 5th
5th
6th
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Question # 8
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Question # 9
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Question # 10
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Question # 11
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b = c
a = c
a = c
b = 0
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Question # 12
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Question # 13
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(g,f)
(-g,f)
(g,-f)
(-g,-f)
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Question # 14
The fifth term of the sequence a
n
= 2n + 3 is ______
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13
-13
8
3
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Question # 15
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Question # 16
Considering Cosine Rule of any triangle ABC, possible measures of angle A includes
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Angle A is obtuse
Angle A is acute
Angle A is right-angle
All of above
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Question # 17
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Question # 18
For any real numbers x,y,xy=o ⇒
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x ≠ 0 ∧ y ≠ 0
x = 0 ∨ y = 0
x = 0
y = 0
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Question # 19
Cosec 60° = ______
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Question # 20
If n is any positive integer then n! > 2
n-1
for
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Question # 21
The set { 1 , -1} is closed w.r.t.
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Addition
Multiplications
Subtraction
None of these
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Question # 22
For a positive integer n
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n! = n(n + 1)
n! = n(n+1)!
n! = n(n - 1 )
n! = n(n - 1)!
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Question # 23
If n is a negative integer n! is
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1
0
Unique
Not defined
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Question # 24
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1
1/2
0
None
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Question # 25
Geometric mean between a and b is
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Question # 26
Number of combination of zero or more things out of n different things
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nPn
nPr
nCr
2n
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Question # 27
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A parabola
An ellipse
A hyperbola
A circle
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Question # 28
e-radii are denoted by
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η
r2
r3
All of these
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Question # 29
n! > 2
n
-1 is true when
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n≤ 3
n≤ 6
n≥ 4
n≤ 6
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Question # 30
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Question # 31
The matrix A = [aij]mxn with m ≠n is always
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Symmetric
Hermition
Skew-symmetric
None
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