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Online Tests

ECAT Pre General Science Mathematics Online Test MCQs With Answers

Question # 1

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A²- 5A + 7I = 1

2A²- 3A + 7I = 0

A²- 5A + I = 0

A²- 5A + 7I = 0

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Question # 2

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Question # 3

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Question # 4

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0

1

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Question # 5

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Question # 6

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

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2

-2

3

-3

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Question # 7

The line through the centre and perpendicular to the transverse axis is called the

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Major axis

Minor axis

Focal axis

Conjugate axis

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Question # 8

The solution set of the inequality ax + by < c is

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straight line

half plane

parabola

none of these

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Question # 9

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Linear equation

Quadratic equation

Cubic equation

None of these

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Question # 10

A - B = ______

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Question # 11

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Question # 12

The distance of the point (a,b) from y-axis is

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a

b

a + b

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Question # 13

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Question # 14

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Question # 15

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none of these

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Question # 16

The set of complex numbers forms a group under the binary operation of

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Addition

Multiplication

Division

Subtraction

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Question # 17

The feasible region which can be enclosed within a circle is called

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Bounded region

Convex region

Unbounded region

None

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Question # 18

For f(x) = x² + px +1, if f(3) = 3 then P =

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3/7

-2/5

-7/5

-7/3

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Question # 19

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Question # 20

Through how many radians does the hour hand of a clock turn in one hour

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Question # 21

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x³

3x²

3x

3

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Question # 22

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405 / 256

504 / 259

450 / 263

None

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Question # 23

The straight line passing through the focus and perpendicular to the directrix of the conic is known as its

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Tangent

axis

Focal chord

major or manor axis

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Question # 24

If x is an image of y under the function f. This can be written as

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y = f(x)

f(x) = 0

x = f(y)

f(y) =0

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Question # 25

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2C

C³

1

0

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Question # 26

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Question # 27

1⁰= ______

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1.5 rad

0.5 rad

0.175 rad

None of these

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Question # 28

A rule that assigns to each elements x in X a unique element y in Y is called a ____________

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domain

range

function

none of these

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Question # 29

Which of the following has the same value as i¹¹³?

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i

-1

-i

1

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Question # 30

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Question # 31

The equation of the circle witch centre (-3, 5) and radius 7 is

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(x-3)²+ (y+5)²= 7²

(x-3)²+ (y-5)²= 7²

(x+3)²+ (y+5)²= 7²

(x+3)²+ (y-5)²= 7²

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