# Complex Numbers and Quadratic Equations (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Math): Questions 21 - 27 of 27

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## Question number: 21

» Complex Numbers and Quadratic Equations » Relation Between Roots and Coefficients

MCQ▾

### Question

If where α, β are the roots of the equation then the value of c is –

### Choices

Choice (4) Response

a.

3

b.

2

c.

0

d.

4

## Question number: 22

» Complex Numbers and Quadratic Equations » Formation of Quadratic Equations With Given Roots

MCQ▾

### Question

If α, β are the roots of then that equation whose roots are is –

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

## Question number: 23

» Complex Numbers and Quadratic Equations » Relation Between Roots and Coefficients

MCQ▾

### Question

If α, β are the roots of, than value of is –

### Choices

Choice (4) Response

a.

b.

c.

1

d.

## Question number: 24

» Complex Numbers and Quadratic Equations » Relation Between Roots and Coefficients

MCQ▾

### Question

If and have one common root and then value of is –

### Choices

Choice (4) Response

a.

2

b.

3

c.

1

d.

All of the above

## Question number: 25

» Complex Numbers and Quadratic Equations » Formation of Quadratic Equations With Given Roots

MCQ▾

### Question

The equation whose one roots is, is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 26

» Complex Numbers and Quadratic Equations » Formation of Quadratic Equations With Given Roots

MCQ▾

### Question

Let and , where p and q are positive integers. Suppose and. If the coefficient of the highest degree term of k (x) is 1, the sum of the roots of is –

### Choices

Choice (4) Response

a.

22

b.

9

c.

10

d.

27

## Question number: 27

» Complex Numbers and Quadratic Equations » Relation Between Roots and Coefficients

MCQ▾

### Question

Let α be a root of the equation. The value of is equal to-

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page