Question # 1

The distance of the point (a,b) from y-axis is

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a

b

a + b

The domain of y =√(x^2-9) is

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R

(0 , +∞)

(-∞ , -3 )∪ (3 , +∞)

(0 ,∞)

If the sum of even coefficients in the expansion of (1+x)n is 128 then

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n=7

n=9

n=8

None

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Roots of the equation x²+ 5x - 1 = 0 are

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Rational

Irrational

Complex

None of these

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The area of the rhombus whose vertices are A(0,0),B(2,1),C(3,3),D(1,2) is

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36 square units

3 square units

6 square units

18 square units

If one end of the diameter of the circle 2x²+ 2y²-8x - 4y = 2 = 0 is (2 ,3), the other end is:

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(2,1)

(-2,1)

(2,-1)

(1,-1)

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[0, 0, 0]

[1, 0, 0]

[0, 1, 0]

[0, 0, 1]

If S = {3,6,9,12.......}, then

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S = Four multiples of 3

S = Set of even numbers

S = Set of prime numbers

S = All multiples of 3

If a polynomial p(x) is divided by x-c, then the remainder is

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p(x)

x-c

c

P(c)

A non-homogeneous linear system AX = B has no solution if

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|A| = 0

|A|≠ 0

Rank (a) = no of variables

Rank > no of variables

ab > 0 and a > 0 then

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a > b

a < b

a = b

None

In the expansion of (x+y)n the coefficient of 5th and 12th terms are equal then n=

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12

n=14

17

n=15

Range of tan x is ______

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[-1, -]

R

Negative real numbers

R - {x | - 1 < x < 1}

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

sin(a + β)+sin(a -β) =_____;

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2cosa cosβ

2sina cosβ

2cosa sinβ

-2sina sinβ

Which of the following sets in infinite

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The set of students of your class

The set of all schools in Pakistan

The set of natural numbers between 3 and 10

The set of rational numbers between 3 and 10

For a set A, A∪Ac= ---------------------

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A

∅

Ac

U

For an A.P common difference d

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Can be zero

May or may not zero

Cannot be zero

None of these

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If we have a statement "if p then q" then q is called

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Conclusion

Implication

Unknown

Hypothesis

The area under the curve y = 1/x² between x = 1 and x =4 is:

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-25

0.75

-0.35

-10

The tangents drawn from the point P to a circle are real and distinct if

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P is on the circle

P is inside the circle

P is outside the circle

none of these

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if one root of the equation ix2 - 2(i + 1) x +(2 - i)= 0 is 2 - i then the other root is

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-i

2 + i

i

2 - i

If A and B are two sets then any subset R of B x A is called

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relation on A

relation on B

relation from A to B

relation from B to A

sinα=

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2 sinαcosα

2 sinαcosβ

2 sinα/2 cosα/2

1+ tan²α/2

Matrix multiplication is

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Commutative

Not commutative

Not associative

Not distributive

The domain of the function y = sin x , is

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-π/2≤ x≤ π/2

π/ ≤ x≤ π

-2π ≤ x≤ 2π

-1 ≤ x≤ 1

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