Question # 1

How many different arrangements of the letters in the word QABABA are Possible?

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720

40

60

30

The general solution of the differential equation dy/dx = log x is

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Y = -x log x- x +c

Y = x log x + x²

Y = x log x -x +c

Y= 2x log x + 2x +c

The associative angle of 280^o is

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100^o

10^o

80^o

-80^o

The gradient of the line joining (1,4) and (-2,5) is

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3/8

-2 2/3

-1/3

2

Two dice are rolled The number of possible out come in which at least one die shows 2 is?

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5

12

11

7

If Z₁ = 1+i, Z₂ = 2+3i, then |Z₂-Z₁|=?

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√3 I

√7

-2-1

√5

x-1/(x+2)(x-2) =

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4/3(x-4) -1/3(x-1)

3/4(x+2) + 1/4(x-2)

2/3(x-2) - 4/3(x+2)

3/x - 2/x+1

The nth term in G.P 3,-6,12,............ is

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25, 20

20, 10

20, 5

15, 10

If Cⁿ_r, Pⁿ_r = 24:1 then r = ?

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1

2

3

4

If the vector 2i+4j-2k and 2i +6j+xk are perpendicular then x-7

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4

8

14

7

Every prime number is also

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Rational number

even number

Irrational number

multiple of two numbers

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