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Mathematics ECAT Pre Engineering Online Test MCQs With Answers
Question # 1
If 2x +y + λ =0 is normal to parabola y2 =-8x,λ= _____
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12
8
24
-24
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Question # 2
Period of cosec x is ______
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Question # 3
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2
1
5
0
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Question # 4
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0
-1
1
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Question # 5
The direction cosines of y-axis are
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1, 0, 0
0, 1, 0
0, 0, 1
1, 1, 1
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Question # 6
The solution set of the equation |3x + 2| = 5 is
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Question # 7
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30°
45°
60°
120°
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Question # 8
The number of standard parabolic functions are is
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4
2
3
1
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Question # 9
If a2 = b2 then
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a = b
a+b= 1
|a+b| =0
None
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Question # 10
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Question # 11
The vertex of the graph of the quadratic function f(x) = x2 -10, is
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(0 , -10)
(-10,0)
(10,0)
(0,10)
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Question # 12
The directrix of y2 =-4ax is
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y =-a
y = a
x = a
x = -a
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Question # 13
If in a set of real no a is multiplicative identity then
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a,a = a
2
a,a = 1
a,a = 0
None of these
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Question # 14
A function in which the variable appears as exponent is called:
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An identity function
A logarithmic function
an exponential function
A rational function
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Question # 15
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Question # 16
Group of none-singular matrices under multiplication is
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None-Abelian group
Semi group
Abelian group
None of these
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Question # 17
The equation of the circle witch centre (-3, 5) and radius 7 is
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(x-3)
2
+ (y+5)
2
= 7
2
(x-3)
2
+ (y-5)
2
= 7
2
(x+3)
2
+ (y+5)
2
= 7
2
(x+3)
2
+ (y-5)
2
= 7
2
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Question # 18
The 26th term of the A.P -2,-4,10,.............is
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136
-136
148
-148
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Question # 19
Cot 45° = ______
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Question # 20
If b
2
- 4ac = 0 then the roots of the equation are
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Real and distinct
Real and equal
Imaginary
None of these
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Question # 21
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Question # 22
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sin h x
cos h x
sec h x
cosec h x
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Question # 23
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Question # 24
Tan 2
θ=
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Question # 25
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1
0
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Question # 26
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Question # 27
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Question # 28
If a
1
= a
2
= 2, a
n
= a
n-1
- 1 (n > 2), then a
5
is
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1
0
-1
-2
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Question # 29
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Question # 30
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Question # 31
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A positive integer
A negative integer
A natural number
An irrational number
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