Question # 1

Choose an answer

The period of|sin⁡2x| is

Choose an answer

π/2

-π/2

π

π/3

The5thand 13th terms of an A.P are 5 and-3 respectively The first term of the A.P is

Choose an answer

1

-15

9

2

i¹⁰¹=

Choose an answer

i

i²

-i

-1

The line through the centre and perpendicular to the transverse axis is called the

Choose an answer

Major axis

Minor axis

Focal axis

Conjugate axis

The set of natural is a semi group w.r.t

Choose an answer

Addition

Division

Subtraction

None of these

∫sin(ax+b) dx is equal to:

Choose an answer

1/2a cos (ax + b)

-1/a cos (ax +b)

1/a cos (ax +b)

1/a ln (ax + b)

Choose an answer

Additive property of inequality

Commutative property

Additive inverse

Additive identity

The lines l1and l2intersect. The shortest distance between them is

Choose an answer

Positive

Negative

Zero

Infinity

The set of integer is

Choose an answer

Finite group

A group w.r.t addition

A group w.r.t multiplication

Not a group

Choose an answer

0

1

-1

None of these

The key for opening a door is in a bunch of 10 keys. A man attempts to open the door by trying the keys at random discarding the wrong key. The probability that the door is opened in the 5th trial is

Choose an answer

1 / 10

2 / 10

3 / 10

4 / 10

i¹⁰¹ =

Choose an answer

i

i²

-i

-1

Choose an answer

π / 3

π / 4

π / 2

π

The number of divisors of 1029, 1547 and 122 are in

Choose an answer

A.P.

G.P.

H.P.

None of these

Choose an answer

perpendicular vectors

parallel vectors

concurrent vectors

none of these

I is not

Choose an answer

Real number

Natural number

Prime Number

Whole Number

cos (180° -θ)=

Choose an answer

sinθ

- cosθ

- sinθ

None of above

Number of selections of n different things out of n

Choose an answer

1

nPr

n!

nPr

an - an-1 will be common difference in an A.P if

Choose an answer

n = 1∀n∈ N

n>1∧n∈N

n∈Z

None of the above

Choose an answer

Symmetric

Skew-symmetric

Hermitian

Skew hermitian

Choose an answer

For a positive integer n

Choose an answer

n! = n(n + 1)

n! = n(n+1)!

n! = n(n - 1 )

n! = n(n - 1)!

Choose an answer

An empty set

Universal set

A singleton set

None of these

Multiplicative inverse of "1" is

Choose an answer

0

±1

1

{0,1}

Choose an answer

none of these

Choose an answer

120

5

4

6

Choose an answer

If the domain of sequence is finite set then the sequence is called

Choose an answer

geometric sequence

infinite sequence

finite sequence

arithmetic sequence

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