# IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 161 - 168 of 968

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## Question number: 161

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MCQ▾

### Question

If be the zeroes of the quadratic polynomial , then the value of =________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 162

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MCQ▾

### Question

If are the roots of the cubic , the value of is ________

### Choices

Choice (4)Response

a.

22

b.

24

c.

26

d.

28

## Question number: 163

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MCQ▾

### Question

If is a factor of the polynomial , then find the value of k

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 164

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MCQ▾

### Question

The value of k, for which the system of equations represent parallel lines is ________

### Choices

Choice (4)Response

a.

46

b.

16

c.

36

d.

26

## Question number: 165

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MCQ▾

### Question

is said to be cubic polynomial if ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 166

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MCQ▾

### Question

If a and b are the roots of , then is ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 167

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MCQ▾

### Question

The sum of a two digit number and the number obtained by interchanging the digits of the number is 110. If the digits of the number differ by 8, then numbers are ________

### Choices

Choice (4)Response

a.

61,16

b.

81,18

c.

91,19

d.

71,17

## Question number: 168

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MCQ▾

### Question

If one zero of the cubic polynomial is , then other two zeroes are ________

### Choices

Choice (4)Response

a.

3, -1

b.

3, -1 & -1,3

c.

-1,3

d.

1,3

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