Question # 1

The value of x for which the polynomials x2 - 1 and x2 -2x + 1 vanish simultaneously is

Choose an answer

2

1

-1

-2

Choose an answer

Null matrix

Triangular matrix

Unit matrix

Rectangular matrix

Choose an answer

e^x+ c

e^-x+ c

x e^x+ c

not possible

Arithmetic mean between x - 3 and x + 5 is

Choose an answer

x + 1

x + 2

x + 3

x + 4

Choose an answer

An empty set

Universal set

A singleton set

None of these

3x + 4 > 0 is

Choose an answer

equation

inequality

identity

none of these

x = _________ is in the solution of 2x + 3 < 0

Choose an answer

0

2

-1

-2

(x3-1/x)12

Choose an answer

295

495

395

722

The mid point of the line segment joining the points (a,b) and (b,a) is

Choose an answer

cos (α-β) = cosαcosβ+ sinαsinβis true for all

Choose an answer

α>β> 0

α>β

β>α

None of these

4^1+x+ 4^1-x= 10 is called

Choose an answer

Reciprocal equation

Exponential equation

Radical equation

None of these

Derivative of sin x w.r.t. sin x is

Choose an answer

0

1

sin x

cos x

Choose an answer

A Geometric Series is divergent only if

Choose an answer

|r|>1

|r|≥1

|r|=1

None of these

Z is the set of integers (Z.*) is a group with a * b = a +b +1, a,b ∈ G.then inverse of a is

Choose an answer

-a

a +1

-1-a

None of these

The range of the principle cot function is

Choose an answer

The solution of the equation 3 tan²x = 1 is ____________

Choose an answer

none of these

Choose an answer

Right angled

Obtuse angled

Isosceles

Equilateral

If the roots of ax²+ bx + c = 0 (a > 0) be greater than unity, then

Choose an answer

a + b + c = 0

a + b + c > 0

a + b + c < 0

None of these

An equation which holds good for all values of variables is called

Choose an answer

Equation

Conditional equation

Constant

None

The square root of every incomplete square is an

Choose an answer

Rational numbers

Even numbers

odd numbers

Irrational numbers

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)

Choose an answer

sin h x

cos h x

tan h x

cot h x

If a cone is cut by a plane perpendicular to the axis of the cone, then the section is a

Choose an answer

Parabola

Circle

Hyperbola

Ellipse

Choose an answer

The equation x2+ y2- 8x+ 6y+ 25= 0 represents

Choose an answer

A circle

A pair of straight lines

A point

None of these

n² - 1 divisible by 8 when n is

Choose an answer

an odd integer

an even integer

Irrational

Prime Number

The area of the rhombus whose vertices are A(0,0),B(2,1),C(3,3),D(1,2) is

Choose an answer

36 square units

3 square units

6 square units

18 square units

It is not possible to find the exact value of

Choose an answer

π

√9

∛27

√1

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