Question # 1

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24 can be written as a product of

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Odd factors

Even factors

Whole factors

Prime factors

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sin (α +β)=

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sinαcosβ- cosαsinβ

sinαcosα- cosβsinβ

sinαcosα+ cosβsinβ

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1

2

3

4

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c/a

-c/a

b/a

-b/a

(0.90)^1/2is equal to

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0.99

0.90

0.80

0.88

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1

2

3/2

5/2

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If C is the mid point of AB and P is any point outside AB, then

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∛8.6 is approximately equal to

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2.488

2.48

2.0488

2.05

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Additive property in R

Multiplication property in R

Cancellation property in R

Distribution property in R

Which of the following has the same value as i¹¹³?

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i

-1

-i

1

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If e,e′ be the eccentricities of two conics S=0 and S′ =0 and if e2 +e′2 =3 then both S and S′ can be

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Hyperbola

Parabolas

Ellipses

None of these

The number of terms in the expansion of (a + b)⁹is

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10

11

9

12

The maximum value of the quadratic function f(x) = 2x2-4x+7,is

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3

5

-3

-5

The transpose of a zero matrix is a ______

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Column matrix

Zero matrix

Row matrix

Scalar matrix

Which of the following is factor of p(x) =2x3 +3x2+3x+2 ?

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x+1

2x+1

3x+1

2x-1

We solve the system of non-homogeneous linear equations by

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a and b

b and c

c and a

a,b and c

If a_n= 2n -3, write the first four terms

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-3, -1, 1, 3

1, 3, 5, 7

-1, 1, 3, 5

None of these

An equation which holds good for all values of variables is called

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Equation

Conditional equation

Constant

None

The set of all positive even integers is

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Not a group

A group w.r.t subtraction

A group w.r.t division

A group w.r.t multiplication

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sec 5x + c

- sec 5x + c

The measure of the angle subtended at the centre of the circle by an arc, whose length is equal to the radius of the circle is

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1⁰

1'

1"

1 rad

If A and B are two sets then any subset R of B x A is called

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relation on A

relation on B

relation from A to B

relation from B to A

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direction ratios

direction cosines

direction angles

none of these

The product of cube roots of unity is

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Zero

1

-1

None of these

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3 x 1

1 x 3

3 x 3

1 x 1

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