# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 844 - 851 of 1484

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## Question number: 844

Edit
MCQ▾

### Question

The value of is ________.

### Choices

Choice (4) Response

a.

-1

b.

1

c.

0

d.

None of the above

## Question number: 845

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MCQ▾

### Question

The area of formed by vertices is ________.

### Choices

Choice (4) Response

a.

sq units

b.

6 sq units

c.

sq units

d.

Question does not provide sufficient data or is vague

## Question number: 846

Edit
MCQ▾

### Question

If one root of the equation is three times the other, then ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 847

Edit
MCQ▾

### Question

A bag contains 4 white and 5 red balls. If a ball is drawn at random, the probability that he drawn ball to red is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 848

Edit
MCQ▾

### Question

The point lies on

### Choices

Choice (4) Response

a.

+ve Y-axis

b.

-ve Y-axis

c.

-ve X-axis

d.

+ve X-axis

## Question number: 849

Edit
MCQ▾

The roots of are

### Choices

Choice (4) Response

a.

only

b.

2 only

c.

d.

All of the above

## Question number: 850

Edit
MCQ▾

### Question

If and then ________.

### Choices

Choice (4) Response

a.

b.

1

c.

0

d.

## Question number: 851

Edit
MCQ▾

### Question

The value of = ________.

### Choices

Choice (4) Response

a.

1

b.

2

c.

-1

d.

Question does not provide sufficient data or is vague

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