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ECAT Mathematics Online Test MCQs With Answers
Question # 1
A series consisting of an unlimited number of terms is termed as an
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Finite sequence
Infinite sequence
Infinite series
geometric sequence
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Question # 2
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Question # 3
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π / 3
π / 4
π / 6
0
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Question # 4
If origin is the mid point of (a, -3) and (-5, b) then
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a = -5 , b = -3
a = 5 , b =3
a = -5 , b = 3
a = 5 , b = -3
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Question # 5
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Question # 6
If 2 and 2 are x and y components of vector then its angle with x-axis is
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30
°
45
°
60
°
90
°
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Question # 7
Which one is quadrantal angle
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8181710°
2345°
-8181180°
-2344°
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Question # 8
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Question # 9
The point lying on the terminal rat of -270° is
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(1,0)
(0,-1)
(0,1)
(-1,0)
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Question # 10
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Question # 11
Identity w.r.t intersection in a power set of any set is
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∅
Set itself
Singleton set
{0}
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Question # 12
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An expression
Rational fraction
Equation
Identity
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Question # 13
x
2
+ x - 6 = 0 is a conditional equation and it is true for
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2, 3
2, -3
-2, -3
-2, 3
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Question # 14
The parametric equations of a circle are
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Question # 15
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Question # 16
If a polynomial P(x) is divided by x - a, then the remainder is
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P(o)
P(-a)
P(a)
None of these
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Question # 17
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Question # 18
If distance between (3,b) and (0,0) is 3 then b = _______
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3
9
0
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Question # 19
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Question # 20
Which of the following is a quadrantal angle
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100°
200°
170°
270°
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Question # 21
∫x sin xdx is equal to:
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sin x/x + cos x
sin x - cos x/x
x cos x + sin x
- x cos x + sin x
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Question # 22
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x
3
3x
2
3x
3
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Question # 23
i
9
=
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i
2
-1
1
i
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Question # 24
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Question # 25
The corner point of the boundary lines, x- 2x
x+2y=10 is:
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(8,1)
(1,8)
(6,10)
(3,5)
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Question # 26
Which of the following is a vector.
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distance
temperature
energy
acceleration
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Question # 27
The number of terms in the expansion of (a + b)
9
is
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10
11
9
12
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Question # 28
The vertices of the ellipse x
2
+ 4y
2
= 16 are
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Question # 29
x = r2, y = 1 are the parametric equation of
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Circle
Hyperbola
Ellipse
Parabola
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Question # 30
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15
15 i
-15 i
-15
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Question # 31
If x
3
- x
2
+ 5x
+ 4 is divided by x - 2, then the reminder is
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0
2
18
14
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