Question # 1

The period of tan x is:

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If α, ß, Γ are the angles of a oblique triangle, then:

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α = 90°

ß = 90°

Γ = 90°

none of these

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2

-2

5

-5

The range of principal sine function is:

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Additive property

Multiplicativeproperty

Reflexiveproperty

Transitive property

Domain of finite sequence is:

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set of natural numbers

subset of N

R

none

If A is a square matrix order 3 × 3 the |kA| equals:

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k |A|

k²|A|

k³ |A|

k⁴ |A|

A matrix of order m×1 is called:

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row matrix

column matrix

identity matrix

scalar matrix

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quadratic equation

reciprocal equation

exponential equation

none of these

If the sum of the roots of ax² - (a + 1) x + (2a + 1) = 0 is 2, then the product of the roots is:

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1

2

3

4

The period of sec 3x is :

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If 4^x = 2, then x equals:

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2

1

If a set is described by listing its elements within brackets is called:

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set builder notation

tabular form

descriptive method

none of these

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diagonal matrix

A circle drawn inside a triangle and touching its sides is known as:

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The amplitude and period of 3 sin x are:

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3, π

2, 2π

3, 3π

3, 2π

Number of digits multiple of 5 made from the digits 2, 3, 5, 7, 9 is:

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5

24

20

none

Irrational numbers are:

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terminating decimals

non-terminating decimals

non-terminating, repeating decimals

non-terminating, non repeating

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right angled

equilateral

isosceles

obtuse angled

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