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Online Tests
Mathematics ECAT Pre Engineering Online Test MCQs With Answers
Question # 1
xy= 2 is:
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a constant function
an identity function
an improper function
implicit function
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Question # 2
The coordinates of a point P(x,y) referred to XY-system are
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(x+y,y+k)
(x-h,y-k)
(x,y)
(x-h,y-k)
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Question # 3
The condition for polynomial equation ax2 + bx + c = 0 to be quadratic is
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a > 0
a < 0
a≠ 0
a≠ 0,b ≠ 0
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Question # 4
6 is
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A prime integar
An irrational number
A rational number
An odd integer
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Question # 5
The number of standard parabolic functions are is
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4
2
3
1
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Question # 6
Find a if 1 is a root of the equation x
2
+ ax + 2 = 0
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3
-3
2
0
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Question # 7
Two unbiased dice are thrown. The probability that the total score is > 5 is
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1 / 18
7 / 18
13 / 18
11 / 18
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Question # 8
The point which divides the line joining the points (2, 4, 5) and (3, 5, -4) in the ratio -2 : 3 lines on
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ZOX plane
XOY plane
YOZ plane
None of these
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Question # 9
Name the property used in 4 x (5 x 8) = ( 4 x 5) x 8
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Associative property of addition
Associative property of multiplication
Additive identity
Multiplicative identity
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Question # 10
If distance of (a,b) from x-axis is 2 then
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a = 2
b = 2
a = b
b = 4
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Question # 11
Choose an answer
1
-1
0
None of these
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Question # 12
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all
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Question # 13
A statement which is either true or false is called
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Induction
Deduction
Propositicon
Logic
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Question # 14
When a selection of object is made without paying regard to the order of selection, it is called
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Sequence
Series
Combination
Permutation
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Question # 15
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 # 16
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Reflexive property
Symmetric property
Transitive property
Additive property
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Question # 17
If 3x4 +4x3+x5is divided by x+1 , which of the following is the remainder
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7
-2
6
1
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Question # 18
Two circles are said to be concentric if they have
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same radius
same chord
same centre
same diameter
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Question # 19
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Question # 20
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Question # 21
If y=sin(ax+b) then y4=________:
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sin4(ax+b)
a4sin(ax+b)
a4cos(ax+b)
None of these
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Question # 22
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Question # 23
If the roots of 3x2+kx + 12 = 0 are equal then k = ______
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Question # 24
Write the first four terms of the sequence if a
n
= (-1)
n
n
2
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-1, 4, -9, 16
1, -4, 9, 16
1, 4, 9, 16
None of these
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Question # 25
The distance between two points P(x
1
, y
1
) and Q (x
2
, y
2
) is
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Question # 26
-2, 1, 4, 7,.... is ______
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Harmonic sequence
Arithmetic sequence
Geometric sequence
Arithmetic series
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Question # 27
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none of these
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Question # 28
∛8.6 is approximately equal to
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2.488
2.48
2.0488
2.05
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Question # 29
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n(A)
n(B)
0
1
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Question # 30
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1
0
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Question # 31
Choose an answer
0
1
-1
None
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