Question # 1

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(x, y)

(kx, y)

(x, ky)

(kx, ky)

The number of proper subset of A ={a.b.c.d} is

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3

6

8

15

If the trace of matrix A is 5, then the trace of the matrix 3A is

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3/5

5/3

8

15

The maximum value of sin x + cos x is

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There are two middle terms in the expansion of (a+x)n if n is

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Even +ve integer

+ve integer

Odd +ve integer

All

Number of selections of n different things out of n

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1

nPr

n!

nPr

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6

20

0

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An empty set

Universal set

A singleton set

None of these

i =

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√1

√2

√-2

√-1

If cos (2 sin-1 x) = 1/9 , then what is the value of x?

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1/3

-2/3

2/3

2/3 , -2/3

3/2 is

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An irrational number

Whole number

A positive integer

A rational number

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-8

8

8i

32

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8

4

64

If A is a subset of B and B contains at least one element which is not an element of A, then A is said to be

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Improper subset of B

Super set of B

Proper subset of B

None of these

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In the expansion of (x+y)n the coefficient of 5th and 12th terms are equal then n=

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12

n=14

17

n=15

For f(x) = x² + px +1, if f(3) = 3 then P =

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3/7

-2/5

-7/5

-7/3

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The point (1,3) is one solution of

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3x + 5y > 29

3x + 5y < 7

x + 2y < 4

x + 4y > 3

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f(x) = x²

f(x²) = x

f(x) = x

none of these

The negation of given number is a

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Binary operation

Unary operation

Relation

None of these

Let S_ndenote the sum of the first n terms of an A.P. If S_2n= 3 S_n: S_nis equal to

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4

6

8

10

The roots of the equation ax²+ bx + c = 0 are complex/imaginary if

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b²- 4ac < 0

b²- 4ac = 0

b²- 4ac > 0

None of these

(a,0) x (c,0) =

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(0,ac)

(ac,0)

(0,0)

(a,c)

Range of y = sec x is

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-1≤ y≤ 1

y≥ 1 or y≤ -1

y≤ 1or y≥ -1

-∞ < y < +∞

(2.02)4 s equal to

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16

16.6496

17

18

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