Question # 1

Roots of the equation 9x²- 12x + 4 = 0 are

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Real and equal

Real and distinct

Complex

None of these

Two balanced dice are tossed once, the sample space when the integers on the faces of two dice are the same is

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{(1, 1), (2, 2), (3, 3)}

{(4, 4), (5, 5), (6, 6)}

{(1, 1), (2, 2), (3, 3), (4, 4), (5, 5), (6, 6)}

None of these

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(x³- 3x²)⁸+ c

3x²- 6x + c

If 5,7 and 9 are A.Ms between a and b, then a and b is equal to

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2 and 12

1 and 10

3 and 11

-7 and 2

Number of combination of zero or more things out of n different things

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nPn

nPr

nCr

2n

The expansion of (1 + 2x)^-2is valed if

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| x | < 1/2

| x | < 1

| x | < 2

| x | < 3

The slope of x-axis is

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0

undefined

1

The domain of a finite sequence is a

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Set of natural numbers

R

Subset of N

Proper subset of N

If cosα= 4/5, then cosα/2

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Domain of cotθis

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0

1

If 1 + Cos x = 0 then x =

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π +2n π

π + nπ

π - nπ

π/2

The direction cosines of y-axis are

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1,0,0

0,1,0

0,0,1

1,1,1

F(x) = xx decreases in the interval

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(0,e)

(0.1)

(-∞.0)

None

If a and b are any two distinct negative real numbers and G-ab where A.G.H represent arithmetic geometric and harmonic means then

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1

ω²

ω

0

Second derivative of y = x⁹ + 10x² + 2x -1 at x = 0 is

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10

20

12

1

A die is thrown what is the probability that there is a prime number on the top?

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1/2

1/3

1/6

2/3

If x < y, 2x = A and 2y = B then

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A =B

A < B

A< X

B < y

∫cot (ax + b) dx =

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1/a log |sin (ax + b)| +c

1/a log |cos ax + b)

1/b |sin (ax + b)|

1/a log |sin (bx + a)|

Which of the following is the equation of a line with slope 0 and passing through the point (4,3)

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X =4

X = -4

Y = 3

Y = -6

The equation of the line with gradient 1 passing through the point (h,k) is

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Y = x+ k-h

Y = k/hx +1

Y = x + h -l

Ky = hx =1

Multiplicative inverse of "1" is

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4

3

2

1

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