Question # 1

The set of the first elements of the ordered pairs forming a relation is called its

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Function on B

Range

Domain

A into B

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30°

45°

60°

90°

If the sum of the roots of the equation ax²- 2x + 2a = 0 is equal to their product, then the value of a is

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1

2

3

4

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Tan x

X

- x

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A < G < H

A > G > H

A < G > H

A > G < H

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1/2

3/5

4/5

1

Which of the vectors have opposite direction?

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Both A and B

The difference of two consecutive terms of an A.P. is called

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Constant of series

Common ratio

Common difference

General term

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The nth term in G.P 3,-6,12,....................... is

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3(-2)^n-1

2(-2)ⁿ⁺¹

3(-2)ⁿ

4(-2)^n-1

a + x is

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A trinomial

A binomial

A moomial

An equation

A die is thrown. What is the probability that there is a prime number on the top?

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1/2

1/3

1/6

2/3

Complex roots of real quadratic equation occur in

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Conjugate pair

ordered pair

reciprocal pair

quadratic function

In the expansion of (a + b)ⁿin every term the sum of the exponents of a and b is

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n

n + 1

2n - 1

2n + 1

If the angle of a triangle are in the ratio 2:3:7, the triangle is

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Obtuse

Acute

Right angle

Isosceles

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-2-i

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NAT II Physical Science Mathematics MCQs With Answers

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