Question # 1

In how many ways can 5 persons be seated at a round table

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5!

4!

3!

120

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6x - 2 + c

x³- x²+ x + c

6x - x²+ c

6x³- x²+ c

cos^-1(cos x) =

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x

cos x

x = 1/x

cos^-2 x

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Reciprocal equation

Exponential equation

Radical equation

None of these

If f(x) = x²-x then f(0) is

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0

1

2

3

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3 x 2

2 x 3

3 x 3

2 x 2

Cos 60° = ______

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1

2

1/2

3

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2C

C³

1

0

Range of cosθis

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x²+ 2x + c

(x²+ 2x -1)⁴+ c

The parabola y2 + 2y + x = 0 lie in _____ quadrant.

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First

Second

Third

Fourth

What is the circular measure of the angles between the hands of which at 4 o clock

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π/6

3π/2

π/4

2π/3

sec h x = ________

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The difference of two consecutive terms of an A.P. is called ______

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General term

Common ratio

Common difference

None of these

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Addition

Multiplication

Division

Both addition and multiplication

sin (α+β) + sin (α-β)

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2 sinαcosβ

sin (2αβ)

sinαcosα

None of these

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K/6

2K

3K

6K

For non-trival solution |A| is

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non zero

A = 0

|A| = 0

At = 0

sin(a + β)+sin(a -β) =_____;

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2cosa cosβ

2sina cosβ

2cosa sinβ

-2sina sinβ

the curve of the parabola y² = -4ax is symmetric with respect to

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x -axis

y - axis

Botha x and y- axis

None of thes

The towers each 120 meters high are 800 meters apart. The measure of the angle of elevation from the base of one tower to the top of the other is

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12^𝜊

9^𝜊

7^𝜊

-120^𝜊

What is the conjugate of -6 -i

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-6 +i

6 + i

-6 -i

6 -i

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The transpose of a zero matrix is a ______

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Column matrix

Zero matrix

Row matrix

Scalar matrix

If D = {a} , the P(D) =

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{a}

∅

{∅,{a}}

{∅,a}

The two parts into which 57 should be divided so that their product is 782 are

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43,14

34,23

33,24

44,13

If y = 2x , then

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y1 -ln2y = 0

y2-(ln2)2 y = 0

y2-(ln2)y1 = 0

All are correct

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[0, 0, 0]

[1, 0, 0]

[0, 1, 0]

[0, 0, 1]

a + x is ______

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A trinomial

A binomial

A monomial

None of these

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