# Basic Mathematics-Algebra (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Math): Questions 7 - 13 of 17

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## Question number: 7

» Basic Mathematics » Algebra » Solving Equations

MCQ▾

### Question

Roots of equation: are –

### Choices

Choice (4) Response

a.

1, -3

b.

-3, -4

c.

-1, 3

d.

3, 4

## Question number: 8

» Basic Mathematics » Algebra » Solving Equations

MCQ▾

### Question

If the system of equations: , has no solution, then the value of k is –

### Choices

Choice (4) Response

a.

2

b.

3

c.

4

d.

1

## Question number: 9

» Basic Mathematics » Algebra » Solving Equations

MCQ▾

### Question

The square root of is –

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 10

» Basic Mathematics » Algebra » Solving Equations

MCQ▾

### Question

Which of the following can be true if and only if for x, y and z are positive and real?

### Choices

Choice (4) Response

a.

AND

b.

c.

d.

All a. , b. and c. are correct

## Question number: 11

» Basic Mathematics » Algebra » Simplifying Expressions

MCQ▾

### Question

For which, statement: “is prime” is not true?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 12

» Basic Mathematics » Algebra » Solutions to Equations

MCQ▾

### Question

If a, b, c, d are positive real numbers such that, , then is –

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 13

» Basic Mathematics » Algebra » Solutions to Equations

MCQ▾

### Question

If m, n are natural number such that then the minimum possible value of mn is –

### Choices

Choice (4) Response

a.

62000

b.

63000

c.

63500

d.

62500

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