Question # 1

The period of 2 cos x is

Choose an answer

30π

7π

5π

2π

The zero vector is

Choose an answer

[0, 0, 0]

[1, 1, 1]

[0, 1, 0]

[0, 0, 1]

Choose an answer

Principle of equality of fractions

Rule for product of fractions

Golden rule for fractions

Rule for quotient of fractions

Choose an answer

Evert element of A is in B

Every element of B is in A

Every element of A is in B'

Every element of A is in A

The order of the matrix A is 3 x 2 and that of B is 2 x 3. The order of the matrix BA is

Choose an answer

3 x 3

3 x 2

2 x 5

5 x 2

A right angle is the angle of measure

Choose an answer

90'

60°

60"

90°

3/2 is

Choose an answer

An irrational number

Whole number

A positive integer

A rational number

Choose an answer

R/[0,4]

R/(0,4)

(0,4)

[0,4]

Two quadratic equation in which xy term is missing and the coefficients of x²and y²are equal, give a linear equation by ______

Choose an answer

Addition

Subtraction

Multiplication

Division

Group of none-singular matrices under multiplication is

Choose an answer

None-Abelian group

Semi group

Abelian group

None of these

If f(x) = x²then f(2) is

Choose an answer

-2

2

4

-4

Area of the triangle whose vertices are (2,3),(0,1),(0,0) is

Choose an answer

6

2

4

1

The maximum value of the quadratic function f(x) = -2x2+20x,is

Choose an answer

4

3

50

7

In a triangle ABC, if angle A = 72° , angle B = 48° and c = 9 cm then Ĉ is

Choose an answer

69°

66°

60°

63°

f(x) = 3x⁴ -2x² + 7 is:

Choose an answer

an even function

an odd function

an even and implicit function

neither even nor a odd

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

Two cards are drawn at random from a well shuffled pack of cards. The probability that at least one of them is a face card is

Choose an answer

3 / 17

5 / 17

7 / 17

9 / 17

The point which divides the line segment joining the points (a, b) and (c, d) in the ratio 2 : 3 internally is

Choose an answer

none of these

If 4 - x >5, then

Choose an answer

x > 1

x > -1

x < 1

x < -1

Choose an answer

a^xIn a + c

a^x+ c

x a^x+ c

The exact value of cos-1 (0) is

Choose an answer

π/2

-π/2

3π

π-π/6

The position vector of a point (x, y) in xy plane is

Choose an answer

none of these

The number of non zero rows in echelon form of a matrix is called

Choose an answer

Order of matrix

Rank of matrix

Row operation

None of these

(1 - x)³= ______

Choose an answer

1 + 3x + 3x²+ x³

1 + x + x²+ x³

1 - x + x²- x³

1 - 3x + 3x²- x³

Choose an answer

A die is thrown 100 times. If getting an odd number is considered a success, the variance of the number of successes is

Choose an answer

50

25

10

100

Choose an answer

If sin 6θ+ sin 4θ+ sin 2θ, thenθ=

Choose an answer

The set of rationals numbers between 0 and I is

Choose an answer

Finite

Null set

Infinite

None of these

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