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Online Tests
ECAT Mathematics Online Test MCQs With Answers
Question # 1
y=0 of the parabola y
2
= 4ax is the
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equation of directirx
Equatio of the tangent
Equation of axis
equation of latus rectum
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Question # 2
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Question # 3
Two sets A and B are said to be disjoint if
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Question # 4
For non-trival solution |A| is
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A = 0
A
t
= 0
|A| = 0
None of these
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Question # 5
Let A and B be two sets. If every element of A is also an element of B then
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Question # 6
The5thand 13th terms of an A.P are 5 and-3 respectively The first term of the A.P is
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1
-15
9
2
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Question # 7
The point ________ is in the solution of the inequality 4x - 3y < 2
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(0,1)
(2,1)
(2,2)
(3,3)
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Question # 8
For all points (x,y) on x-axis
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x is positive
x is negative
y = 0
y is negative
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Question # 9
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Question # 10
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0
undefined
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Question # 11
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Question # 12
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none of these
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Question # 13
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a constant function
linear function
quadratic funtion
none of these
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Question # 14
Given X.Y are any two sets such that number of elements in X = 18, number of elements in set Y = 24,and number of elements in set X∪ Y =40,then number of elements in set x∩ Y =
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3
1
2
4
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Question # 15
If #n = (n-5)2 + 5, then find #3 x #4.
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54
12
4
9
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Question # 16
n(n-1)(2n-1), for all natural numbers n, is divisible by
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12
6
2
18
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Question # 17
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 # 18
The point (1,3) is one solution of
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3x + 5y > 29
3x + 5y < 7
x + 2y < 4
x + 4y > 3
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Question # 19
Maximum value of z =15x +20y subject to 3x+ 4y≤ 12,x,y≥ 0 is given by
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46
60
50
70
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Question # 20
The arbitrary constants involving in the solution can be determined by the given conditions. Such conditions are called
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Boundaries
Variable separable
Initial values
None
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Question # 21
Period of cosec x is ______
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Question # 22
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a cosec(ax + b) + c
- a cosec(ax + b) + c
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Question # 23
The point R dividing internally the line joining the points P(x
1
, y
1
) and Q(x
2
, y
2
) in the ratio K
1
: K
2
has the coordinates
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Question # 24
The multiplicative inverse of -1 in the set {1-, 1} is
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1
-1
+-1
0
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Question # 25
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Question # 26
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 # 27
a >b ⇒a +c >b +c is known as
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Trichotomy property
Additive property of inequality
Transitive property
Multiplicative property
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Question # 28
Some of two real numbers is also a real number , this property is called:
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Commutative property w.r.t addition
Closure property w.r.t. addition
Associative property w.r.t. addition
Distributive property w.r.t addition
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Question # 29
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(-6,4)
(-3,2)
(6,-4)
(3, -2)
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Question # 30
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Question # 31
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