Question # 1

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P(A) + P(B)

P(A) - P(B)

P(A) . P(B)

P(A) / P(B)

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If f(x) = x²then f(-2) is

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-2

2

4

-4

graph of sine function is bounded between lines

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y± 1 = 0

x± 1 = 0

x± y - 0

None of these

What is the conjugate of -6 -i

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-6 +i

6 + i

-6 -i

6 -i

The equation of a line parallel to the tangent to the circle x²+ y²= 16 at the point (2, 3) and passing thro' the origin is

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2x + 3y = 0

2x - 3y = 0

3x + 2y = 0

3x - 2y = 0

If the function y=2x -3, what is the preimage of 11?

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11

7

5

2

The points (x, y) which satisfy a linear inequality in two variables x and y from its

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domain

range

solution

none of these

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0

1

-1

None of these

The fifteenth term of (3-a)¹⁵ is

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-17a¹²

-945a¹³

-941a¹³

-515a¹²

The equation of the parabola with directirx x = 2 and the axis y = 0 is

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y²= 8x

y²= -8x

y²= 4x

y²= -4x

Every term of a G.P. is positive and also every term is the sum of two preceding terms. Then the common ratio of the G.P. is

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If -1 < x < 0, which of the following statements must be true?

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x < x²< x³

x < x³< x²

x²< x³< x

x²< x < x³

The distance between the points (0,0) and (x,y) is

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x²+ y²

x

y

A square matrix A for which A^t= A is called a

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Column matrix

Symmetric matrix

Skew-symmetric matrix

Row matrix

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A square matrix A = [aij] is lower triangular matrix when:

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aij = 0 for all i < j

bij = 0

cij = 0

dij =0

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3/4

-3/4

4/3

-4/3

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(1 - x)³= ______

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1 + 3x + 3x²+ x³

1 + x + x²+ x³

1 - x + x²- x³

1 - 3x + 3x²- x³

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

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an even

an odd

multiple of 3

Irrational

If a≠ , b≠ 0 and|a=b|=|a-b|,then vectors a and b are:

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Parallel to each other

Perpendicular to each other

Inclined at 60^o

neither parallel nor perpendicular

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2

4

6

8

The point on y²= 4ax nearest to the focus has its abciassae equal to

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-a

a

a/2

0

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1,1/3,1/5,1/7,1/9..... is a

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geometric sequence

finite sequence

infinite sequence

arithmetic series

The statement that a group can have more than one identity elements is

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True

False

Ambiguous

Some times true

The coordinates of a point P(x,y) referred to XY-system are

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(x+y,y+k)

(x-h,y-k)

(x,y)

(x-h,y-k)

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