Question # 1

Sequences are also called:

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Series

Progressions

Means

Convergence

r₁=

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The period of tan 3x is:

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If ⁿP₂ = 30 then n = :

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5

6

2

3

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T₆

T₇

T₈

T₅

If the elevation of the sun is 30°, the length of the shadow cast by a tower of 150m height is:

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none

The multiplicative identity of real numbers is:

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0

1

2

-1

In triangle ABC, If Γ = 90° then:

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b = c + a

π is defined as:

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ration of diameter of a circle to its circumference

ration of the circumference of a circle to its diameter

ration of area of a circle to its circumference

ration of the circumference of a circle to its area

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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A

B

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z is purely real

z is any complex number

z is purely imaginary

real part of z = imaginary part of z

For a positive integer n:

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(n+1)! = (n+1)n!

(n+1)! = (n+1)(n-1)!

n! = n(n+1)!

none of these

If 2s = a + b + c, then in any triangle ABC:

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all of these

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

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2

1

3

-1

In a triangle ABC if a² - b² + c² = ac then < ß =

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The series 2 + 2 + 2 ..... is:

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divergent

convergent

oscillatory

none of these

The series 3 + 33 + 333 + ...... is:

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A.P

G.P

H.P

none of these

Sum of all odd numbers between 100 and 200 is:

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6200

6500

3750

7500

A dice is thrown. The probability to get an even number is:

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1

none of these

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