Question # 1

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0

-2

1

4

Which of the following is a vector.

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work

time

density

electric field

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In(x²- x + 1)⁴+ c

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Identity matrix

Diagonal matrix

Null matrix

Hermitian matrix

sin(π/2+θ) = _______;

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sinθ

cosθ

-sinθ

-cosθ

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1 / 2

1 / 3

1 / 4

None of these

The expansion (1 + x)^-3holds when

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|x| > 1

|x| < 1

x < 1

x > 1

The line through the focus and perpendicular to the directrix is called ______ of the parabola

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axis

focal chord

tangent

latus rectum

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n(A)

n(B)

0

1

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If b²- 4ac = 0 then the roots of the equation are

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Real and distinct

Real and equal

Imaginary

None of these

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2/9,5/7∈ R,(2│9)(5│7)=10/63∈R this property is called

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Associative property

Identity property

Commutative property

Closure property w.r.t multiplication

Ifᵨ> 1 , then the conic, is:

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Ellipse

Parabola

Hyperbola

None of these

{0} is a

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Empty set

Singleton set

Zero set

Null Set

f(x) = 3x/x² + 1 is:

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an even function

an odd function

an even and implicit function

neither even nor a odd

Period of Tangent function is

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0°

-π

π

2π

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π/ 4

π/ 6

π/ 3

2π/ 3

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2

4

8

16

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The sample space for tossing a coin twice is

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{H, T}

{HH, HT, TH, TT}

{H, T, HH}

{HH, HT, TT}

1⁰= ______

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A²- 5A + 7I = 1

2A²- 3A + 7I = 0

A²- 5A + I = 0

A²- 5A + 7I = 0

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4(x³- 3x²)³+ c

3x²- 6x + c

In R, the additive inverse of a is

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0

1

-a

1/a

Area of the circle with ends of a diameter at (-3,2) and (5,-6)

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128π sq. units

64π sq. units

32π sq.units

None of these

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2

7

8

12

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

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2nd

3rd

4th

5th

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