Question # 1

What is the general term of the sequence 2, 4, 6, 8, ........... ?

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2n

n + 1

2n²

none of these

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quad I

quad. II

quad. III

quad. IV

In a triangle ABC b = √3, c = 1, α = 30° then a = :

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2

1

3

-1

In a simultaneous throw of two dice, The probability of getting a total of 7 is:

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A reference angle Θ is always:

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If 2s = a + b + c, where a, b, c are the sides of a triangle ABC, then area of triangle ABC is given by:

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If (x - 2, 2) = (3, 2), then:

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x = 5

x = 2

x = -5

x = 3

Arithmetic series is only possible if:

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|d| = 1

|d| < 1

|d| > 1

none

tan (270° + Θ) is equal:

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cot Θ

tan Θ

-cot Θ

-tan Θ

No. of arrangements of the letters of the word PAKISTAN can be made, taken all together ?

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21160

20160

20170

20016

Distinct objects means:

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identical objects

not identical

similar

none of these

A sequence is denoted by:

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{a_n}

a_n

a₁ + (n-1) d

The middle term in the expansion of (a+b)²⁰ is;

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10^th term

11^thterm

12^thterm

13^thterm

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The middle term in the expansion of (1+x)^1/2 is:

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T₂

T₃

does not exist

none of these

The roots of the equation:

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complex

irrational

rational

none of these

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4

16

8

64

The period of tan x is:

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Additive property

Multiplicativeproperty

Reflexiveproperty

Transitive property

Which one is exponential equation:

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ax² + bx + c = 0

ax + b = 0

2^x = 16

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