Question # 1

Out of 10, 000 families with 4 children each, the number of families all of whose children are daughters is

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375

500

625

150

The element range of sequence are called

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Series

progression

Members

Terms

f(x) = x3-x/x2+1 is :

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an even function

an odd function

an even and implicit function

neither even nor a odd

1⁰= ______

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360'

60"

60'

3600'

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The span of a standard parabola depends upon

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x

a

y

y2

202.04 is an example of

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Recurring decimals

Non-recurring decimals

Terminating decimals

None of these

Two matrices A and B are conformable for the product AB if

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Both A and B are square

Both A and B are symmetric

Number of rows of A = number of columns of B

Number of columns of A = number of rows of B

If A is a subset of B and B contains at least one element which is not an element of A, then A is said to be

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Improper subset of B

Super set of B

Proper subset of B

None of these

The angle of depression of the point at a distance 70 meters from the foot of the tower from the top of the tower is 45^𝜊.The height of the tower is

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37m

97m

101m

70m

if a₁ =3, d=7 and a_n =59 , then the number of terms in A.P is

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7

9

11

13

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The area of the rhombus whose vertices are A(0,0),B(2,1),C(3,3),D(1,2) is

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36 square units

3 square units

6 square units

18 square units

The coefficient of x¹⁸ in (ax⁴-bx)⁹ after expansion is

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84a³ b⁶

22a³b⁶

27a⁴b⁵

28a³b⁶

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quadrant I

quadrant II

quadrant III

quadrant IV

The area enclosed between the graph y = x²-4x and the x- axis is:

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20/3

41/3

32/3

25/3

The central angle of an arc of a circle whose length is equal to the radius of the circle is called the

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degree

radian

minute

second

If x² + px + 1 is a factor of ax³+ bx +c, then

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a²+ c²= -ab

a²- c²= -ab

a²- c²= ab

None of these

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x³⁹

40x³⁹

40x⁴¹

none of these

The graph of a quadratic function is

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Circle

Ellipse

Parabola

Hexagon

Order (or sense) of an inequality is changed by multiplying or dividing its each side by a:

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Zero

one

negative constant

Non negative constant

If x, y, z are the pth, qth, rth terms of an A.P. and also of G.P., then x^y-z. y^z-x. z^x-yeqals

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xyz

0

1

None of these

The equations of the line thro' the point (2, 3, -5) and equally inclined to the axis are

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range of f

domain of f

both (a) and (b)

none of these

(7, 9) + (3, -5) =

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(4, 4)

(10, 4)

(9, -5)

(7, 3)

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405 / 256

504 / 259

450 / 263

None

(a,b) +(-a,-b) =

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(0,0)

(a,b)

(-a,-b)

(1,1)

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(a, b) + (-a, -b) =

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(0,0)

(a, b)

(-a, -b)

(1, 1)

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