Question # 1

Choose an answer

images

pre-images

constants

none of these

Choose an answer

I andII quadrants

II andIII quadrants

II andIVquadrants

none of these

If 4 sin²θ=1, then values ofθare

Choose an answer

image

pre-image

constant

none of these

Any horizontal line divided the plane into

Choose an answer

Left half plane

Upper and lower half planes

Infinite number of horizontal liens

None of these

Choose an answer

I

|A|

|A| I

None of these

Choose an answer

The measure of the acute angle between the lines represented by x2 -xy -6y2 =0 is

Choose an answer

120°

30°

130°

45°

Which of the following sets has closure property w.r.t. addition

Choose an answer

{ 0 }

{ 1 }

{ 0, -1}

{ 1, -1}

Choose an answer

110

220

1320

None of these

Choose an answer

A positive integer

A negative integer

A natural number

An irrational number

Choose an answer

none of these

The cube roots of 8 are

Choose an answer

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

(√3+√5)+√7 = √3 +(√5 +√7) property used in above is

Choose an answer

Commutative property of addition

Closure property of addition

Additive inverse

Associative property w.r.t to adition

Choose an answer

3

1

4

Trival solution of homogeneous linear equation is

Choose an answer

(0, 0, 0)

(1, 2, 3)

(1, 3, 5)

a.b and c

cos(a +β)-cos(a-β) = _______;

Choose an answer

2cosa cosβ

2sina cosβ

-25 in a cosβ

-2sin a sinβ

If |a x b|2 + (a,b)2 = _____

Choose an answer

|a|2 + |b|2

|a|2- |b|2

|a|2|b|2

None

The geometrical representation of a linear function is

Choose an answer

Circle

Parabola

Straight lie

None of these

Two sets A and B are said to be disjoint if

Choose an answer

The value of the expression 3 cosθ+ 4 sinθθlie between

Choose an answer

-7 and 7

-25 and 25

-1 and 1

-5 and 5

The two lines y = 2x and x =2y are

Choose an answer

Parallel

Perpendicular

Equally inclined with axes

Congruent

The equation of the plane which bisects the line joining (2, 3, 4) and (6, 7, 8) is

Choose an answer

x + y + z - 15 = 0

x - y + z - 15 = 0

x - y - z - 15 = 0

x + y + z + 15 = 0

The inclination of a line parallel to y-axis is

Choose an answer

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

Choose an answer

A onto B

both a & c

A into B

none of these

For which of the following ordered pairs (s, t) is s + t > 2 and s - t < -3?

Choose an answer

(3, 2)

(2, 3)

(1, 8)

(0, 3)

More Classes

Other Links

Mathematics ECAT Pre Engineering 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