Question # 1

For a set A, A∪Ac= ---------------------

Choose an answer

A

∅

Ac

U

If (2, 3) is the mid point of (a, 3) and (5, b) then

Choose an answer

a = 1 , b = -3

a = -1 , b = 3

a = 1 , b =3

a = -1 , b = -3

The fifth term of (a+2x3)17 is

Choose an answer

4013 x3a13

2208a13 x12

223x7a18

38080a13 x12

Choose an answer

-a -b -c

1

0

-1

Choose an answer

The point ________ is in the solution of the inequality 2x - 3y > 5

Choose an answer

(1, -1)

(2,2)

(0,0)

(3,0)

w¹¹= ______

Choose an answer

0

1

w

w²

If f(x) = x³- 2x²+ 4x -1 then f(0) is

Choose an answer

0

1

-1

none of these

tan(3π/2 +θ)=______;

Choose an answer

tanθ

cotθ

-tanθ

-cotθ

The set of all positive even integers is

Choose an answer

Not a group

A group w.r.t subtraction

A group w.r.t division

A group w.r.t multiplication

Choose an answer

(a + b)c = ac + bc

a + b = b + a

(a + b) + c = a + (b + c)

a(b +c) = ab + ac

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

Choose an answer

2

3

5

Choose an answer

A complex number

A rational number

A natural number

An irrational number

3.5+5.4=5.4+3.5 =8.9 this property of addition is called

Choose an answer

additive identity

assoclative property

commulative property

closure property

If A = {x / x ∈ R ∧ x² - 16 = 0} then A =

Choose an answer

- x

Infinite set

Φ

{-4,4}

The 5th term of (3a-2b)^-1is

Choose an answer

77b²/a⁵

16b²/243 a⁵

17b⁴/43a⁵

25b³/43a⁵

If f(x) = ax², and a>0, then the lowest point on the parabola is called.

Choose an answer

Vertex of parabola

Co-ordinates of parabola

Roots of the equation

Coefficient of the equation

The first three terms in the expansion of (1 + x)³are

Choose an answer

1 + 3x +6x²

1- 3x + 6x²\

-3 -3x -6x²

1- 3x -6x²

A = [3] is a/an

Choose an answer

Square matrix

Scalar matrix

Diagonal matrix

Identity matrix

Choose an answer

-2x cos x²

-2x²sin x²

-x²sin x

-2x²sin x²

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

Choose an answer

2

-5

-3

What is the conjugate of -6 -i

Choose an answer

-6 +i

6 + i

-6 -i

6 -i

Ifα,β are non-real roots of ax2 + bx +c =0 (a,b,c∈ Q),then

Choose an answer

α = β

αβ = 1

α = β

α = 1

The period of tan [x/3] is ______

Choose an answer

2π

4π

3π

5π

If the vector 2i + 4j - 7k and 2i + 6j + xk are perpendicular then x = ?

Choose an answer

0

2

4

7

Choose an answer

A = x, B = 1

A = 0, B = 2

A = -1, B = 1

A = x-1, B = x + 1

Choose an answer

The probability to get an odd number in a dice thrown once is

Choose an answer

6

1

1/6

1/2

Choose an answer

¹⁰C₆

¹⁰C₅

¹⁰C₄

None

More Classes

Other Links

ECAT 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