Question # 1

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Commutative law of addition

Associative law of addition

Additive identity

Additive inverse

If d₁is the distance between (0,0) and (1,2) and d₂is the distance between (0,0) and (2,1) then

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d₁= d₂

d₁<d₂

d_1>d₂

none of these

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-1

0

1

None of these

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Two real roots

Two positive roots

Two negative roots

One positive and one negative root

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A triangle has ____ elements

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3

4

5

6

cos h²x + sin h² x

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an even function

an odd function

an even and implicit function

neither even nor a odd

The transport of a rectangular matrix is a

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Square matrix

Rectangular matrix

Row matrix

Column matrix

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Null matrix

Triangular matrix

Unit matrix

Rectangular matrix

QUQ, =

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N

R

W

Z

1+3x+6x2 +10x3 +....=

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(1+x)-3

(1-x)-2

(1-x)-3

(1+x)-2

The square matrix A is skew-symmetric when At=

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-B

-C

-A

-D

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From an empty set

1

2

>2

If z₁ = 1 + 2i, z₂ = 3 + 4i then

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z₁ > z₂

z₁ = z₂

z₁ < z₂

None of these

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none of these

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

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(-3,10)

(-3,-10)

(3,10)

(3,-10)

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(ABC)' =

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CBA'

CBA

C' B' A'

None of these

In one hour the minute hand of a clock turns through

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w¹¹= ______

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0

1

w

w²

24 can be written as a product of

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Odd factors

Even factors

Whole factors

Prime factors

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a = 2, b = 3

a = 3, b = 2

a = 2, b = 1, 2

a = 3, b = 3

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

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a+b=c+d

a+c=b+d

a+d=b+c

All are correct

(n + 2) (n + 1)n in factorial form is

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The equation x2+ y2- 8x+ 6y+ 25= 0 represents

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A circle

A pair of straight lines

A point

None of these

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The number of proper subset of A ={a.b.c.d} is

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3

6

8

15

The set of the first elements of the orders pairs forming a relations is called its

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Relation in B

Range

Domain

Relation in A

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