Question # 1

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ab > 0 and a > 0 then

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a > b

a < b

a = b

None

If t is the parameter for one end of a focal chord of the parabola y²= 4ax, then its length is

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Addition

Multiplication

Division

Both addition and multiplication

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all are correct

Cos-1(x)=

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cos x

x

tan-1(-x)

Sec-1 (1/x)

If 0 = R, thenthe additive inverse of a is

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1/9

^1/-9

a

-a

A diagonal matrix is always

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Identity

Triangular

Scalar

Non-singular

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A,. B, C are coincident

A, B, C are collinear

Both A and B

None of these

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cosec x + c

-cosec x + c

-sec x + c

sec x + c

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

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Geometrically, the modulus of a complex number represents its distance from the

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Point (1, 0)

Point (0, 1)

Point (1, 1)

Point (0, 0)

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Y = -x log x -x + c

Y = x log x + x

Y = x log x - x + c

None of these

The set {x|x∈N∧x-4=0} in tabular form is

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{-4}

{0}

{}

None of these

Every set is an improper subset of

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Empty set

Equivalent set

Itself

Singleton set

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sec x tan x

cos²x

sin²x

sec²x

The Principal value of sin-1 (-1/1/2)

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π/2

-π/2

π

-π

If x is an image of y under the function f. This can be written as

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y = f(x)

f(x) = 0

x = f(y)

f(y) =0

No term of a harmonic sequence can be

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0

1

2

3

Multiplicative inverse of "1" is

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0

-1

1

{0, 1}

The distance of the point (-2, -3) from the origin is

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2

-5

-3

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Rule of quotient of fraction

Golden rule of fraction

Rule for product of fraction

Principle for equality of fraction

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0

20

90

80

In the interval 0≤ x ≤ π, the sine is

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Not a function

Not defined

Infinity

Not one-to-one function

The solution set of sin x + cos x = 0 is

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The angle between the vectors u = [-3 , 5] and v = [6 , -2] is:

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π/2

-3π/2

π

None of these

i³ =

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-1

i

-i

1

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a sin(ax + b) + c

- a sin(ax + b) + c

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