Question # 1

The symbol ______ shall be used both for equation and identity

Choose an answer

(x + 3) (x + 4) = x²+ 7x + 12 is ______

Choose an answer

Quadratic equation

Linear equation

Cubic equation

Identity

The 7th term of (3⁸ + 6⁴x)^11/4 is

Choose an answer

-19217/3 x⁶

189/2 6⁴x

2227/12 x³

-19712/3 x⁶

Choose an answer

(1,7/3)

(1, 7/5)

(1, 11/7)

(1, 3/5)

The sum of co-efficient in (1+x-3x²)⁴¹⁶³is

Choose an answer

0

1

-1

None

Choose an answer

If z₁ = (a,b), z₂=(c,d), then z₁ z₂ = -------------------

Choose an answer

(ac,bd)

(ac+bd, ad-bc)

(ac-bd , ad+bc)

(ac-bd , ad-bc)

Period of tan 4x is ______

Choose an answer

5th term of a G.P. is 2, then the product of first 9 terms is

Choose an answer

256

128

512

None of these

3x + 4 = 0 is

Choose an answer

not inequality

equation

identity

inequality

sin 540° =

Choose an answer

0

1

2

3

Choose an answer

If A ⊆ B then A ∪ B is

Choose an answer

A

B

A'

A ∩B

24 can be written as a product of

Choose an answer

Odd factors

Even factors

Whole factors

Prime factors

The domain of the principle sine function is

Choose an answer

If f (x) is defined and continuous then f (x) is always

Choose an answer

Rational function

Trigonometric function

Logarithmic function

All are correct

The sum if 1,3,5,7,9........ up to 20 terms is

Choose an answer

400

472

563

264

Choose an answer

-1

0

1

None of these

Given X,Y are any two sets such that number of elements in set X = 28, number of elements in set Y = 28, and number of elements in set X∪Y = 54, then number of elements in set X ∩ Y =

Choose an answer

4

3

2

1

Choose an answer

Intersection of two parabolas

Choose an answer

parabola

Two points

Four points

Hyperobla

The roots of the equation 2^2x- 10.2^x+ 16 = 0 are

Choose an answer

2, 8

1, 3

1, 8

2, 3

sin[cot^-1{cos(tan^-1x)}]=

Choose an answer

The product of the four fourth roots of unity is

Choose an answer

0

1

-1

None of these

A sequence is a functions whose domain is a subset of the set of

Choose an answer

Natural numbers

Real numbers

Whole numbers

Rational numbers

Choose an answer

all are correct

Which element is the additive inverse of (a, b) in Complex numbers?

Choose an answer

(a, 0)

(0, b)

(a, b)

(-a, -b)

Choose an answer

15/23

7/15

7/8

15/7

The product of complex numbers (a,b) and (c,d) is

Choose an answer

(ac, bd)

(ac-bd, ad+bc)

(ab,cd)

(ac+bd,ad-bc)

Choose an answer

all are correct

More Classes

Other Links

ECAT Pre General Science 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