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Online Tests

ECAT Pre General Science Mathematics Online Test MCQs With Answers

Question # 1

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Question # 2

sec h x = ________

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Question # 3

If distance between (3,b) and (0,0) is 3 then b = _______

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3

9

0

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Question # 4

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Evert element of A is in B

Every element of B is in A

Every element of A is in B'

Every element of A is in A

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Question # 5

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Question # 6

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x^-2+ c

not possible

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Question # 7

If (0,4) and (0,2) are vertex and focus of the parabola respectively, the the equation of the parabola is:

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x² = 4y -32

x² =8y -32

y³ = 16 x

x2 + 8y =32

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Question # 8

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Question # 9

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Singular

Non-singular

Adjoint

None of above

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Question # 10

The ortho center of triangle whose vertices are (0,0)(3,0)(0,4) is

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(0,0)

(1,1)

(2,2)

(3,3)

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Question # 11

The common point to four standard parabolas

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Focus

Centre

Vertex

P(x,y)

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Question # 12

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none of these

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Question # 13

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-3 -2i

3 +2i

1 + 2i

1 - 2i

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Question # 14

If z₁ =√-36 ,z₂ =√-25,z3 =√-16 then

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15

15i

-15i

-15

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Question # 15

If the pth, qth, and rth terms of an A.P. are in G.P:., then the common ratio of the G.P. is

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Question # 16

Which of the following is a vector

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length

momentum

volume

speed

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Question # 17

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Question # 18

The direction cosines of any normal to the xy-plane are

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<1, 0, 0>

<0, 1, 0>

<1, 1, 0>

<0, 0, 1>

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Question # 19

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Question # 20

The distance of the point (-2 , -3) from y-axis is

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2

-2

3

-3

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Question # 21

n! > 2ⁿ-1 is true when

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n≤ 3

n≤ 6

n≥ 4

n≤ 6

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Question # 22

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(a - c)²= b²- c²

(a - c)²= b²+ c²

(a + c)²= b²- c²

(a + c)²= b²+ c²

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Question # 23

The last term of (1+2x)-2

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(-1)-2 (2x)-2

(-1)-4(-2x)-2

(-1)-3(2x)-3

Does not exist

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Question # 24

The term involving x⁴in the expansion of (3 - 2x)⁷is

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120

1512

1250

15120

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Question # 25

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Question # 26

How many arrangements of the letters of the word MATHEMATICS can be made

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Question # 27

If y is an image of x under the function f, then we write

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y = f(x)

x = f(y)

y = x

none of these

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Question # 28

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Additive property of inequality

Commutative property

Additive inverse

Additive identity

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Question # 29

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Question # 30

The function f : x→ y defined as f (x) =α∀x∈ X,α∈ y is called

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Constant function

Polynomial function

Identity function

Linear function

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Question # 31

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