Question # 1

What will be added to complete the squae of 9a² -12 ab?

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-16 b2

16 b2

4 b2

-4b2

L.C.M.of a2-b2 and a4 -b4 is

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a2+b2

a2-b2

a4 -b4

a-b

How many types of function ?

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2

3

4

5

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Not a function

onto function

Into function

One -one function

What numeral system did the Romans use?

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Decimal system

Sexagesimal system

Roman numeral system

Indo -Arabic numeral system

The point of concurrency of the three right bisectors of the sides of a traingle is called.

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Circumcentre

In centre

Ortho centre

Centroid

In a regular hexagon, the ratio of the length of a diagonal to the side length is.

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2:1

3:2

2:3

4:1

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16

Factors of 8x3 -y3 are

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(2x +y)(4x2+2xy-y2)

(2x+y)(4x2 -2y +y2)

(2x-y)(4x2-2xy+y2)

(2x-y)(4x2 +2xy+y2)

x= 5 represents.

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x - axis

y- axis

Line to x -axis

line ll to y -axis

The logarithm of unity to any base is

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1

0

10

e

Each elemet of the sample space is called

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Event

Experiment

Sample point

Outcomes

If A=(1,2,3,4} and B= (x.y.z}, then Cartesian product of A and B contains exactly ...............element.

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13

6

10

12

The set of all possible outcomes is called

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Event

Experiment

Sample space

Prboability

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P

Q

U

O

An equilateal traingl....................

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can be isosceles

Can be right angled

Can be obtuse angled

Has each angle equal to 50 ^o

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Mathematics 9th Class English Medium Online Test MCQs With Answers

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