Question # 1

Cofactor of an element a_ijis defined by

Choose an answer

(-1)^i+j|A|

(-1)^i+jM_ij

(-1)^i+jM^-1

None of these

i³ =

Choose an answer

-1

i

-i

1

Choose an answer

How many arrangements of the letter of the word PAKPATTAN can be made

Choose an answer

Period of sin 3x is ______

Choose an answer

A complex number

A rational number

A natural number

An irrational number

If a polynomial P(x) is divided by x - a, then the remainder is

Choose an answer

P(o)

P(-a)

P(a)

None of these

Which is the proper rational function

Choose an answer

2π+θwill have terminal side in Quad

Choose an answer

I

II

III

IV

Choose an answer

The number of different ways of describing a set is

Choose an answer

One

Two

Three

Four

The coefficient of the second term of (a+b)⁴ is

Choose an answer

1

9

3

5

Choose an answer

Conclusion

Implication

Antecedent

Hypothesis

If there is one-one correspondence between A and B, then we write.

Choose an answer

A = B

A⊆ B

A⊇ B

A ∼ B

Choose an answer

Commutative law of multiplication

Closure law of multiplication

Associative law of multiplication

Multiplication identity

Choose an answer

The distance of the point (-2 , -3) from x-axis is

Choose an answer

2

-3

3

5

Choose an answer

If A is any matrix then its additive inverse is

Choose an answer

A

A^-1

A^t

-A

If ax + bx + c =0 is satisfied by every value of x,then

Choose an answer

b = 0,c = 0

c = 0

b = 0

a = b = c = 0

The period of sin x/2 = Cos x/3 is

Choose an answer

2p

12p

13p

7p

Choose an answer

The vertex of the graph of the quadratic function f(x) =-x2+6x+1,is

Choose an answer

(-3,10)

(-3,-10)

(3,10)

(3,-10)

A vector of magnitude zero is called

Choose an answer

Position vector

Null vector

Free vector

None of these

______________ invented a symbolic way to write the statement "y is a function of x" as y= f(x)

Choose an answer

Leibniz

Newton

Euler

None of these

Express as a sum or difference: 2 sin 5θcosθ

Choose an answer

cos 4θ- cos 2θ

sin 4θ+ sin 2θ

cos 4θ+ cos 2θ

sin 4θ- sin 2θ

8 . 7 . 6. 5 in factorial form is

Choose an answer

y/x

x/y

y/z

None

Which of the following sets is finite

Choose an answer

The set of natural numbers between 3 and 10

The set of rational numbers between 3 and 10

The set of real numbers between 0 and 1

The set of rational numbers between 0 and 1

The general value ofθsatisfying the equation 2 sin²θ- 3 sinθ-2 = 0 is

Choose an answer

AB is a vertical pole and C is its middle point. The end A is on the level ground and P is any point on the level ground other than A. the portion CB subtends and angleβat P. If AP : AB = 2 : 1 thenβ=

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