Question # 1

If the exponent in the binomial expansion is 6, then the middle term is

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2nd term

3rd term

4th term

5th term

In the function f: A⟶B, the elements of a are called

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Images

Pre-images

ranges

Parameters

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Te order of the differential equation of all conics whose axes coincide with the axes of co-ordinates is

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2

3

4

1

The value of i⁴ⁿ⁺¹

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1

-1

i

i²

The sum of n terms of a series is denoted by

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d

n

S_n

a_n

If A is a skew-symmetric matrix of order n and P, any square matrix of order n.prove that P' AP is

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Skew-symmetric

Symmetric

Null

Diagonal

The maximum value of Z = 3x+ 4y subjected to the constrains x+ y≤ 40,x+ 2y≤ 60, x≥ 0 and y≥ 0 is

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120

100

140

160

The distance between the points (2,3) and (3,2) is

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5

2

10

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-1

1

2

-2

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π/ 2

π/ 3

π/ 4

π

(a^-1)^-1=

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a^-1

a

-a

None of above

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The conic ax2+2hxy+by2+2gx+2fy+c= 0 never represent a circle if

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a≠ b,h≠0

a=b

h≠0

h=0

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0

U

u/2

log u

The process of finding a function whose derivative is given is called a

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Differentiation

Integration

Differential

None

If A = {2m/m³= 8 , m€ Z} then A =

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{1,8,27}

{4}

(2,4,6}

{2,16,54}

cos 2α=

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sin²α+ cos²α

-cosθ

tanθ

None of these

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If the radius of a circle is increased by 1 then area of circle will be

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π r2

π(r+1)2

π r2 +1

2π (r+1)

If A = {x / x ∈ R ∧ x² - 16 = 0} then A =

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- x

Infinite set

Φ

{-4,4}

The set X is

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Proper Subset of X

Not A subset of X

Improper Subset of X

None of these

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Associative property of addition

Associative property of multiplication

Commutative property of addition

Commutative property of multiplication

w¹⁵= ______

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0

1

w

w²

If A is a non singular matrix then A^-1= ______

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If the focus lies on the y-axis with coordinates f(0,a) and directrix of the parabola is y = -a, the equation of parabola is:

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y² = -4 ax

x² = 4ay

x² = -4ay

y² = 4ax

The physical quantity which can be specified by a number alongwith unit is called a

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scalar

vector

constant

none of these

[i,j,k]

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0

2

1

-2

The behavior of trigonometric function is called

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Continuity

Discontinuity

Periodicity

Smoothness

For f(x) = x² + px +1, if f(3) = 3 then P =

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3/7

-2/5

-7/5

-7/3

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