Question # 1

Choose an answer

a

2a

3a

4a

The equation of the circle witch centre (-3, 5) and radius 7 is

Choose an answer

(x-3)²+ (y+5)²= 7²

(x-3)²+ (y-5)²= 7²

(x+3)²+ (y+5)²= 7²

(x+3)²+ (y-5)²= 7²

Choose an answer

tanθ/2

Choose an answer

The smallest positive root of the equation tan x - x = 0 lies on

Choose an answer

tan(π-θ)=_____;

Choose an answer

tanθ

cotθ

-tanθ

-cotθ

(x +a)(x +b)(x +c)(x +) = k, k≠0 is reducible to quadratic form only if

Choose an answer

a+b=c+d

a+c=b+d

a+d=b+c

All are correct

If z₁ = 1 + 2i, z₂ = 3 + 4i then

Choose an answer

z₁ > z₂

z₁ = z₂

z₁ < z₂

None of these

Point (2,0) lies on trigonometric function f(x)=______;

Choose an answer

sinx

cosx

tanx

secx

If A = [aij]mxpand B =[aij]pxnthen order of BA is

Choose an answer

m x n

p x n

n x m

None of these

A point of a solution region where two of its boundary lines intersect, is called

Choose an answer

Boundary

Inequality

Half plane

Vertex

i^-(4n+2)= -------------------------------

Choose an answer

1

i

-1

-i

Choose an answer

The line 3x - 4y = 0

Choose an answer

Is a tangent to the circle x²+ y²= 25

Is a normal to the circle x²+ y²=25

Does not meet the circle x²+ y²= 25

Does not pass thro' the origin

If n(A) = n then n(P(A)) is

Choose an answer

2n

n²

n/2

2ⁿ

Choose an answer

sin x + c

-sin x + c

cos x + c

-cos x + c

Choose an answer

25

16

5

0

Choose an answer

Associate law of addition

Commutative law of addition

Additive identity

Closure law of addition

The two parts into which 57 should be divided so that their product is 782 are

Choose an answer

43,14

34,23

33,24

44,13

The value of i⁴ⁿ⁺¹

Choose an answer

1

-1

i

i²

How many signals can be given by 5 flags of different colours, using 3 flags at a time

Choose an answer

120

60

24

15

If one root of 5x2 + 13x + k = 0 be the reciprocal of the other root the value of k is

Choose an answer

0

2

1

5

6 is

Choose an answer

A prime integar

An irrational number

A rational number

An odd integer

If one root of the equation x²- 3x + a = 0 is 2 then a = ______

Choose an answer

0

1

2

3

Choose an answer

The ellipse and hyperbola are called

Choose an answer

Concentric conics

Central conics

Both a b

None

Choose an answer

If x - 1 is a factor of x4 - 5x2 + 4 then other factor is

Choose an answer

(x + 2)2(x - 1)

(x + 2)(x - 1)2

(x+2)(x2- x- 2)

(x + 2)2(x - 1)2

Choose an answer

Every prime number is also

Choose an answer

Rational number

Even number

Irrational number

Multiple of two numbers

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