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ECAT Mathematics Online Test MCQs With Answers
Question # 1
A point where two of its boundary lines intersect is called
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Corner point
Feasible point
Vertex
Feasible solution
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Question # 2
The statement that a group can have more than one identity elements is
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True
False
Ambiguous
Some times true
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Question # 3
Which of the vectors have opposite direction?
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Question # 4
A person standing on the bank of a river observes that the angle subtended by a tree of the opposite bank is 60°, when he retreats 40 m from the bank, he finds the angle to be 30°. The height of the tree and the breadth of the river are
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Question # 5
The term involving x
4
in the expansion of (3 - 2x)
7
is
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120
1512
1250
15120
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Question # 6
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Question # 7
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Question # 8
The solution set of the equation 4 cos
2
x - 3 + 0 is
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none of these
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Question # 9
Number of selections of n different things out of n
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1
nPr
n!
nPr
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Question # 10
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Question # 11
Z is a group under
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Subtraction
Multiplication
Addition
None of these
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Question # 12
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Question # 13
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c = 0
c = -1
c = -2
c = 1
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Question # 14
Cosec 60° = ______
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Question # 15
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A
B
U
None of these
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Question # 16
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Question # 17
If a
1
= 3, r = 2, then the nth term of the G.P. is
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2.3
n-1
3.2
n
3.2
n+1
3.2
n-1
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Question # 18
sin(3π/2 -θ)=_______;
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sinθ
cosθ
-sinθ
-cosθ
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Question # 19
1.4142135... is ______
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A natural number
A rational number
A prime number
An irrational number
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Question # 20
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0
1
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Question # 21
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6
360
120
24
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Question # 22
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Question # 23
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Question # 24
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1
2
-1
0
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Question # 25
∫x/Sin
2
x dx is equal to:
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x cot x + ln|sinx |
-x cot x - ln|sinx |
x cot x - ln|sinx |
x. tan x- ln|secx |
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Question # 26
π is ______
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A complex number
A rational number
A natural number
An irrational number
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Question # 27
Three right angles is the angle of measure
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270°
180°
90°
270'
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Question # 28
If the 4th term in the expansion of (px + x
-1
)
m
is 2.5 for all x
∈ R, then
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Question # 29
θ and 2kπ+θ are the ________ angles
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Quadrantal angles
Coterminal
Allied
None
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Question # 30
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Question # 31
The square root of every incomplete square is an
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Rational numbers
Even numbers
odd numbers
Irrational numbers
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