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ECAT Pre General Science Mathematics Online Test MCQs With Answers
Question # 1
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A = C
A = B
B = C
None of these
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Question # 2
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Question # 3
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Question # 4
Latus rectum = 4 x ______________
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focal distance of the vertex
Chord
Focus
1/2
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Question # 5
if Z1 = 1+i, Z2= 2+3i, then |Z2 -Z1| =
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√3 i
√7
-2-i
√5
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Question # 6
∀a,b,c∈R, a >b ∧ b>c ⇒ a >c is
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Trichotomy property
Transitive property
Symmetric property
Additive property
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Question # 7
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Question # 8
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Question # 9
If a
1
and r are the first term and the common ratio respectively then (n + 1)th term of the G.P. is
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0
a
1
r
n-1
a
1
r
n+1
a
1
r
n
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Question # 10
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Question # 11
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Question # 12
An infinite sequence has no
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nth term
Last term
Sum
None of these
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Question # 13
In one hour the minute hand of a clock turns through
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Question # 14
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Question # 15
If (1+x-2x
3
)
6
= 1+a
1
x + a
2
x
2
+ a
3
x
3
+ ..... the the value of a
2
+ a
4
+ a
6
+ .....+a
12
will be
Choose an answer
32
31
64
1024
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Question # 16
The principal value of sin-1√(3/2) is
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-π/3
π/3
2π/3
π/2
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Question # 17
∫ x cos dx is equal to :
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x cos x + sin x
cos x + x sin x
x cos x + x sin x
x sin x + cos x
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Question # 18
The equation ax
2
+ 2hxy + by
2
+2gx + 2fy + c =0 represents an ellipse if
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Question # 19
If a > 0,b > 0, c > 0 then the roots of the equation ax2+ bx + c =0 are
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Real and negative
Non-real with negative real parts
Real and positive
Nothing can be said
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Question # 20
Cot 45° = ______
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Question # 21
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Question # 22
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8
9
10
11
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Question # 23
The multiplicative inverse of 1 is
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1
-1
0
Does not exist
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Question # 24
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Question # 25
1/3 is a decimal
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Recurring
Terminating
Non-terminating
None of the above
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Question # 26
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Question # 27
How many arrangements of the letters of the word PAKISTAN cab be made
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Question # 28
There may be ______ feasible solution in the feasible region
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Infinite
Finite
Defined
None of above
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Question # 29
The smallest positive root of the equation tan x - x = 0 lies on
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Question # 30
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0.9
0.74
0.2016
None of these
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Question # 31
e-radii are denoted by
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η
r2
r3
All of these
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