Question # 1

Choose an answer

A(α) - A(β)

A(α) + A(β)

A(α-β)

A(α+β)

Choose an answer

Singleton set

A set with two points

Empty set

None of these

Choose an answer

6

360

120

24

The largest possible domain of the function:

y=√(x ) is:

Choose an answer

(0 ,∞)

12

(3 , 12)

( 3 ,∞)

Choose an answer

cos^-1(cos x) =

Choose an answer

x

cos x

x = 1/x

cos^-2 x

Identity w.r.t intersection in a power set of any set is

Choose an answer

∅

Set itself

Singleton set

{0}

Choose an answer

-1

0

1

undefined

Choose an answer

0

1

-1

None

Choose an answer

sin x + c

-sin x + c

cos x + c

-cos x + c

Choose an answer

A fraction in which the degree of the numerator is less than the degree of the denominator is called

Choose an answer

Polynomial

Equation

Proper fraction

Improper fraction

If n is not natural number, then the expansion (1 + x)ⁿis valid for

Choose an answer

If order of A is m x n, then order of A^tis

Choose an answer

m x m

n x n

m x n

n x m

Choose an answer

Find a if 1 is a root of the equation x²+ ax + 2 = 0

Choose an answer

3

-3

2

0

Choose an answer

The remove the term involving xy, from 7x2 -6√3xy+ 13y2 -16 =0 the angel of rotation is

Choose an answer

θ = 30°

θ = 45°

θ = 60°

θ = 75°

Choose an answer

If z=(x,y) then z has no multiplicative inverse when

Choose an answer

x ≠ 0, y = 0

x = 0, y = 0

x = 0, y ≠ 0

None of these

Choose an answer

Multiplication property

Additive property

Trichotomy property

Transitive property of inequality

A fraction in which the degree of the numerator is less the degree of the denominator is called

Choose an answer

Polynomial

Proper fraction

Rational fraction

None

The period of the trigonometric function y = sin x cos x is

Choose an answer

2π

π

4π

π / 2

The sides of a right angled triangle are in A.P The ratio of sides is

Choose an answer

1:2:3

3:4:5

2:3:4

5:8:3

The range of function f(x)=-x2+2x-1 is

Choose an answer

R

(-∞,0]

(-∞,1]

[0,∞)

If all members of a sequence are real numbers then it is called

Choose an answer

A.P

Real Sequence

G.P

None of these

If Z₁ = 1+ i, Z₂ = 2+3i , then |Z₁ -Z₂| =?

Choose an answer

√5

√7

-1-2i

√3

The coefficient of xn in the expansion of (1-2x)-1 is

Choose an answer

(-1)n2n

2n

(-1)(n+1)xr

(n+1)2n

The area of circle of unit radius =

Choose an answer

0

1

4

π

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