Question # 1

Given two independent event A and B such that P(A) = 0.30 and P(B) = 0.60. Probability of getting neither A nor B is

Choose an answer

0.28

0.13

0.12

0.42

The area of the circle centred at (1,2) and passing through (4,6) is

Choose an answer

30 πsq.units

5π sq.units

15π sq.units

25π sq.units

Cosec 60° = ______

Choose an answer

The line Ax + By + C = 0 will touch the circle x²+ y²=λ when

Choose an answer

C²=λ(A²+ B²)

A²=λ(A²+ C²)

B²=λ(A²+ C²)

None of these

if a₁ =3, d=7 and a_n =59 , then the number of terms in A.P is

Choose an answer

7

9

11

13

Write the first four terms of the sequence if a_n= (-1)ⁿn²

Choose an answer

-1, 4, -9, 16

1, -4, 9, 16

1, 4, 9, 16

None of these

General solution of tan 5θ= cot 2θis

Choose an answer

The inclination of a line parallel to x-axis is

Choose an answer

Polynomial of degree 0

Polynomial of degree 2

Quadratic equation

None of these

Choose an answer

cos x

- sin x

- cos x

tan x

If the angle between two vectors with magnitude 6 and 2 is 60° when their scalar product is

Choose an answer

12

6

3

0

Choose an answer

sec h x = ________

Choose an answer

The circle (x - 2)²+ (y + 3)²= 4 is not concentric with the circle

Choose an answer

(x - 2)²+ (y + 3)²= 9

(x + 2)²+ (y - 3)²= 4

(x + 2)²+ (y - 3)²= 8

(x - 2)²+ (y + 3)²= 5

If P = {x/x = p/q where p,q∈ Z and q≠ 0}, then P is the set of

Choose an answer

Irrational numbers

Even numbers

Rational numbers

Whole numbers

Choose an answer

4/√49 is a

Choose an answer

Irrational Number

Prime Number

Rational number

Whole number

The value of cos(cos-1 1/2) is

Choose an answer

1/2

√3/2

-1/2

1/√2

Each point of the feasible region is called

Choose an answer

Solution

feasible solution

Both a & b

None

The set of real roots of the equation log_{(5x + 4)}(2x +3)³- log_{(2x + 3)}(10x²+ 23x + 12) = 1 is

Choose an answer

{-1}

{-3/5}

Empty set

{-1/3}

A sequence is a function whose domain is

Choose an answer

N

Subset of N

R

None of these

The number z so that the triangle with vertices A(1,-1,0),B(-2,2,1)and C(0,2,z) is a right triangle with right angle at vertex C

Choose an answer

1,2

-1,-2

2,-1

-2,1

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

Choose an answer

(3, 1, -2)

(3, -2, 1)

(2, -1, 3)

(-1, -2, -3)

If the angle between two vectors with magnitude 2 and 15 is 30°then their scalar product is

Choose an answer

15

30

Choose an answer

A

A'

U

U'

Choose an answer

x²+ x - 6 = 0 is a conditional equation and it is true for

Choose an answer

2, 3

2, -3

-2, -3

-2, 3

The quadratic equation 8 sec2θ - 6 secθ +1 =0 has

Choose an answer

Infinitely many roots

Exactly two roots

Exactly four roots

No roots

What is the number of elements of the power set of {0, 1}

Choose an answer

1

2

3

4

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

Choose an answer

x² = 4y -32

x² =8y -32

y³ = 16 x

x2 + 8y =32

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