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ECAT Mathematics Online Test MCQs With Answers
Question # 1
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Question # 2
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Question # 3
If n is any positive integer then n
2
> n + 3 for
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Question # 4
The solution set of the equation 1 + Cos x = 0 is __________
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none of these
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Question # 5
Let A,B and C be any sets such that A∪B = A∪C and A∩ B = A∩ C then
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A = B
B = C
A≠ C
A ≠ B
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Question # 6
The square roots of negative numbers is called
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Real no
Complex no
Positive no
Negative no
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Question # 7
If all members of a sequence are real numbers then it is called
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A.P
Real Sequence
G.P
None of these
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Question # 8
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Symmetric property
Cancellation property w.r.t. multiplication
Reflexive property
Transitive property
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Question # 9
Every identity matrix is
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Row-vector
Scalar
Column-vector
All
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Question # 10
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Question # 11
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1
2
3
None of these
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Question # 12
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6x + 2 + c
6x + x
2
+ c
6x
3
+ x
2
+ x
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Question # 13
The distance of the point (1.1) from the origin is
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0
2
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Question # 14
π
is the period of the function
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|sin x| + |sin x|
sin
4
x + cos x
sin (sin x) + sin (cos x)
None of these
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Question # 15
If the intersecting plane is parallel to a generator of the cone, but intersects its one nappe only, the curve obtained is
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an ellipse
a hyperbola
a circle
a parabola
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Question # 16
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2
4
8
12
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Question # 17
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Question # 18
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Question # 19
If A is an event then which of the following is true
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P(A)<0
0≥P(A)≤1
P(A)>0
None
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Question # 20
3.5+5.4=5.4+3.5 =8.9 this property of addition is called
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additive identity
assoclative property
commulative property
closure property
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Question # 21
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Question # 22
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Additive property of inequality
Commutative property
Additive inverse
Additive identity
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Question # 23
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Question # 24
The statement that a group can have more than one identity elements is
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True
False
Fallacious
Some times true
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Question # 25
If A = {x / x ∈ R ∧ x
2
- 16 = 0} then A =
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- x
Infinite set
Φ
{-4,4}
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Question # 26
A fraction in which the degree of the numerator is less the degree of the denominator is called
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Polynomial
Proper fraction
Rational fraction
None
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Question # 27
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Question # 28
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- cot 4x + c
cot 4x + c
tan 4x + c
- tan 4x + c
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Question # 29
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-8
8
8i
32
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Question # 30
In the expansion of (x+y)n the coefficient of 5th and 12th terms are equal then n=
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12
n=14
17
n=15
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Question # 31
The third term of a G.P. is the square of first term. If the second term is 8, then the 6th term is
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120
124
128
132
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