Question # 1

cos(3π/2 +θ) = _____;

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sinθ

cosθ

-sinθ

-cosθ

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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

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0

-1-w²

Let A is a 3 x 3 matrix and B is its adjoint matrix. If |B| = 64, then |A| =

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nCn-r is equal to

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n!

n-1Cr

nCr

None of these

i =

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√1

√2

√-2

√-1

The transport of a rectangular matrix is a

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Square matrix

Rectangular matrix

Row matrix

Column matrix

The first three terms in the expansion of (1 - x)^-1are

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1 + x + x²

1 - x - x²

-1 -x +x²

1 - x + x²

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120

5

4

6

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real number

complex number

rational number

irrational number

The transpose of a zero matrix is a ______

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Column matrix

Zero matrix

Row matrix

Scalar matrix

If f(x) = x²-x then f(0) is

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0

1

2

3

The last term of (1+2x)-2

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(-1)-2 (2x)-2

(-1)-4(-2x)-2

(-1)-3(2x)-3

Does not exist

4/√49 is a

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Irrational Number

Prime Number

Rational number

Whole number

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A card is drawn from a pack of cards numbered 1 to 52, the probability that the number on the card is a perfect square is

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1/13

2/13

7/52

None of these

The graph of y < 2 is the

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Left half plane

upper half plane

Right half plane

Lower half plane

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Ifα,β are non-real roots of ax2 + bx +c =0 (a,b,c∈ Q),then

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α = β

αβ = 1

α = β

α = 1

In one hour, the hour hand of a clock turns through

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√25 is a number

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Rational

Irrational

Natural

Odd

If a tangent line touches the function y = f (x) in more than one point then y = f (x) is

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Periodic

Surjective

Bijective

Injective

(0,0) is in the solution of the inequality

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x + y > 3

x - y > 2

3x + 2y > 5

3x - 2y < 2

A series consisting of an unlimited number of terms is termed as an

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Finite sequence

Infinite sequence

^{Infinite series}

geometric sequence

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0

1

-1

The quadratic equation 8 sec²θ- 6 secθ+1 = 0 has

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Infinitely many roots

Exactly two roots

Exactly four roots

No roots

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[0,1[

[0, 1]

]0, 1[

None of these

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