Question # 1

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none of these

The probability that a slip of numbers divisible by 4 is picked from the slips of number 1,2,3,4,......10 is

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1/5

2/5

1/10

3/10

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A

-A

A^t

A^-

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System of linear equations is inconsistent if

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System has no solution

System has one solution

System has two solution

None of above

The number of terms in the expansion of (a + b)⁹is

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10

11

9

12

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both a & c

The exact value of cos^-1 (-1) + cos^-1(1) =

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π

-π

π/2

π/3

Let A,B and C be any sets such that A∪B = A∪C and A∩ B = A∩ C then

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A = B

B = C

A≠ C

A ≠ B

A second degree equation in which coefficients of x²and y²are equal and there is no product therm xy represents:

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a parabola

a circle

an ellipse

a pair of lines

The first three terms in the expansion of (1 - x)^-3are

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1 + 3x + 6x²

1 - 3x + 6x²

-3 - 3x - 6x²

1 - 3x - 6x²

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ab=-1

ab = 1

ab = 2

None

If u =[3,-4],then modulus of uis:

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5

5i

-5

√5

In the interval 0≤ x ≤ π, the sine is

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Not a function

Not defined

Infinity

Not one-to-one function

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The root of the quadratic equation are

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3

2

1

4

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Less then 1

Equal to 1

Greater than 1 but less then 2

Greater then or equal to 2

(1, 1) is the in the solution of the inequality

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3x + 4y > 3

2x + 3y < 2

4x = 3y > 5

2c - 3y > 2

f(x) = 2^x+ 3 . 2^2x+ 5 is

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trigonometric function

algebraic function

exponential function

logarithmic function

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If a₁, r and a_nare the first term, common ratio and the nth term respectively of a G. P. then a_n=

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a₁rⁿ

a₁r^n-1

a₁rⁿ⁺¹

a₁r

In common logarithm the base is

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1

0

10

e

If a_n= 2n -3, write the first four terms

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-3, -1, 1, 3

1, 3, 5, 7

-1, 1, 3, 5

None of these

14 is not a

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Prime number

Whole number

Even number

Real number

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if a₁ =3, d=7 and a_n =59 , then the number of terms in A.P is

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7

9

11

13

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none of these

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1

-1

-1/2

1/2

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The set {1,2,3,4......} is called

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Set of natural numbers

Set of whole numbers

Set of rational number

Set of irrational numbers

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