Question # 1

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√11 is

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an irrational number

Rational number

odd number

Negative number

The set {-1,1} is

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Group under the multiplication

Group under addition

Does not form a group

Contains no identity element

If y=sin(ax+b) then y4=________:

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sin4(ax+b)

a4sin(ax+b)

a4cos(ax+b)

None of these

In-radius is denoted by

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r

η

r2

R

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A

B

U

None of these

24 can be written as a product of

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Odd factors

Even factors

Whole factors

Prime factors

In triangle ABC, in which b=95, c=34, a =52^𝜊then the value of a=

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18 cm

18.027 cm

20.7 cm

19 cm

The multiplicative inverse of x such that x = 0 is

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-x

Does not exist

1/x

±1

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2

-2

none of these

The remove the term involving xy, from 7x2 -6√3xy+ 13y2 -16 =0 the angel of rotation is

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θ = 30°

θ = 45°

θ = 60°

θ = 75°

IfΔABC is right, law of cosine reduce to

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Law of sine

Law of tangent

Phthogorous theorem

Hero's formula

What is the conjugate of -7 -2i ?

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-7 + 2i

7 +2i

7 -2i

√53

Period of Sine and Cosine function is

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π

2π

-π

-2π

A cone is generated by all lines through a fixed point and the circumference of

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a Circle

an ellipse

a Hyperbola

None of these

i is equal

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(1 , 0)

(0 , 1)

(1 , 1)

(0 , 0)

The logic in which every statement is regarded as true or false and no other possibility is called

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Aristotelian login

Inductive logic

Non-Aristotelian logic

None of these

If the angle between two vectors u and v is 0 orπ, then the vectors u and v are:

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Orthogonal

Collinear

Perpendicular

None of these

Period of sec x is ______

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If the points (a,2b):(c,a+b):(2c-a,h) lie on the same line then

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h=2a

h=a+b

h=ab

h=ac

(1 + 2x)⁴= ______

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1 + 4x + 6x²+ 4x³+ x⁴

1 - 4x + 6x²- 4x³+ x⁴

1 - 8x + 24x²- 32x³+ 16x⁴

1 + 8x+ 24x²+ 32x³+ 16x⁴

The 7th term of (3⁸ + 6⁴x)^11/4 is

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-19217/3 x⁶

189/2 6⁴x

2227/12 x³

-19712/3 x⁶

The sum of indicated terms of a sequence is called

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Arithmetic series

Series

Harmonic series

None of these

Domain of 2 cos x is ______

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[-2, 2]

R

Negative real numbers

None of these

The equation of the normal to the circle x²+ y²= 25 at (4, 3) is

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3x - 4y =0

3x - 4y =5

4x + 3y = 5

4x + 3y = 25

In natural logarithm the base is

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1

0

10

e

The arbitrary constants involving in the solution can be determined by the given conditions. Such conditions are called

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Boundaries

Variable separable

Initial values

None

The upper 3/4 the portion of a vertical pole subtends an angle tan^-13/5 at a point in the horizontal plane through its foot and at a distance 40 m from the foot. A possible height of the vertical pole is

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20 m

40 m

60 m

80 m

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

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P(o)

P(-a)

P(a)

None of these

Sequence also called..............

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Series

Function

progressions

Elements

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