Question # 1

Every real number is

Choose an answer

A complex number

A rational number

A natural number

A prime number

Choose an answer

If n∈Z+ then(a+x)n is a/an

Choose an answer

Finite series

Convergent series

Infinite series

Divergent series

The modulus of 12-5i is:

Choose an answer

7

13

√7

119

Choose an answer

Co-ordinate of a point on the parabola y² = 8x whose focal distance is 4 are:

Choose an answer

(2 , 4)

(-2 ,-4)

(-2, 4)

(2,-4)

What is the period of tan 4/3 x =?

Choose an answer

π/4

4π/3

7π/4

3π/4

If in a set of real no a is multiplicative identity then

Choose an answer

a,a = a²

a,a = 1

a,a = 0

None of these

Choose an answer

n if n is even

0 for any natural number n

1 if in odd

None of these

Choose an answer

If circumference of circle is divided into 360 congruent parts the angle subtended by one part at the centre of circle is

Choose an answer

1 degree

1 second

1 minute

1 radian

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

Choose an answer

Tangent

axis

Focal chord

major or manor axis

An equation which hold good for all values of the variables is called

Choose an answer

Identity

fraction

mixed form

Partial equation

System of linear equations is inconsistent if

Choose an answer

System has no solution

System has one solution

System has two solution

None of above

Choose an answer

One-to-one and onto

One-to-one but not on to

Onto but not one-to-one

Neither one-to-one nor onto

f(x) = ax + b will be a constant function if

Choose an answer

a = 1 , b = 1

a = 1 , b = 0

If z₁ =√-36 ,z₂ =√-25,z3 =√-16 then

Choose an answer

15

15i

-15i

-15

The identity element of a set X with respect to intersection in P(x) is

Choose an answer

X

Does not exist

∅

None of these

Choose an answer

∀x,y∈ R and x < 0, y < 0, which one is true

Choose an answer

xy < o

xy = o

xy > o

None of these

The equation x² + y² +2g +2fy + c =0 represents a circle whose centre is :

Choose an answer

(g,f)

(-g,-f)

(2g ,2f)

(-2f ,-2g)

If f(x) = x³- 2x²+ 4x -1 then f(2) is

Choose an answer

7

-16

16

-9

Choose an answer

If 4 - x >5, then

Choose an answer

x > 1

x > -1

x < 1

x < -1

(1 - x)³= ______

Choose an answer

1 + 3x + 3x²+ x³

1 + x + x²+ x³

1 - x + x²- x³

1 - 3x + 3x²- x³

The number of subsets of a set having three elements is

Choose an answer

4

6

8

none of these

(ABC)' =

Choose an answer

CBA'

CBA

C' B' A'

None of these

The set {-1, 1} is

Choose an answer

Group under the multiplication

Group under addition

Does not form a group

Contains no identity element

Choose an answer

Tan 30° = _____

Choose an answer

The equation of line passing through intersection of line x = 0 and y = 0 and the point (2,2) is

Choose an answer

y = x

y = x - 1

y = x + 1

More Classes

Other Links

ECAT Pre General Science Mathematics Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer