Question # 1

If the sum of even coefficients in the expansion of (1+x)n is 128 then

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n=7

n=9

n=8

None

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2x - 3x + c

x²- 3x + c

The multiplicative inverse of x such that x = 0 is

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-x

Does not exist

1/x

±1

Which of the following sets has closure property w.r.t. addition

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{ 0 }

{ 1 }

{ 0, -1}

{ 1, -1}

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Associative law of addition

Commutative law of addition

Additive identity

Closure law of addition

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General solution of tan 5θ= cot 2θis

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The square roots of negative numbers is called

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Real no

Complex no

Positive no

Negative no

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0

1

2

1/2

The set {-1, 1} is closed under the binary operation of

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Addition

Multiplication

Subtraction

Division

The position vector of a point (x, y) in xy plane is

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none of these

I is not

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Real number

Natural number

Prime Number

Whole Number

What is the 26th term of the sequence, if its general term is a_{n = (-1)}ⁿ⁺¹

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2

26

27

1

x = r2, y = 1 are the parametric equation of

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Circle

Hyperbola

Ellipse

Parabola

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Diagonal matrix

Scalar matrix

Triangular matrix

Identity matrix

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x = 3

x = 1/5

x = 0

None of these

If 3x⁴+ 4x³+ x - 5 is divided by x + 1, then the reminder is

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0

7

-7

5

Area of the triangle whose vertices are (2,3),(0,1),(0,0) is

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6

2

4

1

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If A⊆ B, and B is a finite set, then

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n (a) < n(B)

n(B)<(A)

n(A)≤ n (B)

n(A)≥ n(B)

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Which of the following integrals can be evaluated

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The angle of elevation of the top of a tree from a point 17 meters from is foot is 42^𝜊The height of the tree is

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12m

21m

17m

15m

The corner point of the boundary lines, x- 2x

x+2y=10 is:

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(8,1)

(1,8)

(6,10)

(3,5)

The proposition S(k+1) is true when ______ is true∀K∈N

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S(n)

S(k)

S(1)

S(k-1)

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If a > 0 they parabola y2 =-4ax lies in

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I and iv quadrant

I quadrant

II and III quadrant

All are incorrect

ᵨ is a

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variable

Positive constant

Positive variable

Directrix

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