Question # 1

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One-one but not onto

One-one and onto

Onto but not one-one

Neither one-one nor onto

The fifteenth term of (3-a)¹⁵ is

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-17a¹²

-945a¹³

-941a¹³

-515a¹²

The number of divisors of 1029, 1547 and 122 are in

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A.P.

G.P.

H.P.

None of these

A function whose range is just one elements is called

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One-one function

Constant function

Onto function

Identity function

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2 x 2

2 x 3

3 x 2

3 x 3

The line Ax + By + C = 0 will touch the circle x²+ y²=λ when

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C²=λ(A²+ B²)

A²=λ(A²+ C²)

B²=λ(A²+ C²)

None of these

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cos x

sec x tan x

sec²x

-cosec²x

The transpose of a column matrix is a ______

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Zero matrix

Diagonal matrix

Column matrix

Row matrix

The roots of (x - a)(x - b) = ab x2 are always

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Real

Depends upon a

Depends upon b

Depends upon a and b

If A and B are two disjoint events then

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P(A∪B)=P(A)+P(B)

P(A∪B)=P(A)-P(A∪B)

P(A∪B)=P(A)or P(B)

None

The many subset can be formed from the set {a,b,c,d}

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8

4

12

16

The coefficient of the third term of (8a-b)^1/3, after simplification is

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-228

1/288

1/220

-1/177

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4A - 3I

3A - 4I

A - I

None of these

i² =

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1

2

-1

0

The domain and range of a trigonometric function can be allocate by their

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graph

Continuity

Discontinuity

Periods

The order of the matrix [1 2 3] is

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1 x 1

3 x 3

3 x 1

1 x 3

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1

2

-1

0

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Less then 1

Equal to 1

Greater than 1 but less then 2

Greater then or equal to 2

tan(3π/2 +θ)=______;

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tanθ

cotθ

-tanθ

-cotθ

sin (sin^-1(1/2))=

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0

2

∞

1/2

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Does not exist because f is unbounded

Is not attained even though f is bounded

Is equal to 1

Is equal to -1

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The sum of the odd coefficients in the expansion of (a + x)⁴is

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14

12

8

4

The transport of a null matrix is

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Row matrix

Column matrix

Square matrix

Null matrix

For each natural number n, n (n+1) is

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an even

an odd

multiple of 3

Irrational

If A is a skew-symmetric matrix of order n and P, any square matrix of order n.prove that P' AP is

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Skew-symmetric

Symmetric

Null

Diagonal

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Domain of tangent function is

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The intercepts of the plane 2x - 3y + 4z = 12 on the co-ordinate axes are given by

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2, -3, 4

6, -4, -3

6, -4, 3

3, -2, 1.5

Digit in the unit place of the number 183! + 3¹⁸³

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7

6

3

0

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