IMO- Mathematics Olympiad Class 8: Questions 409 - 416 of 1029

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1029 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 450.00 or

Question number: 409

» Algebraic Expressions and Identities

MCQ▾

Question

If we divide (5x313x2+15x+7) by (x23x+4) , then the quotient is________.

Choices

Choice (4) Response

a.

2x+1

b.

3x+1

c.

5x2

d.

5x+2

Question number: 410

» Algebraic Expressions and Identities

MCQ▾

Question

The product of (x22) and (x21) is_

Choices

Choice (4) Response

a.

x43x2+2

b.

x43x2+1

c.

x33x2+2

d.

x4+3x2+2

Question number: 411

» Algebraic Expressions and Identities

MCQ▾

Question

(a+2b)24ab is equivalent to________.

Choices

Choice (4) Response

a.

a2+3b2

b.

a24b2

c.

(a+3b)2

d.

a2+4b2

Question number: 412

» Algebraic Expressions and Identities

MCQ▾

Question

If +1x=3 , then x2+1x2 is________.

Choices

Choice (4) Response

a.

3

b.

1

c.

7

d.

2

Question number: 413

» Algebraic Expressions and Identities

MCQ▾

Question

On multiplying 3x2y by 4x , we get product________.

Choices

Choice (4) Response

a.

4x4y

b.

5x2y

c.

3x2

d.

12x3y

Question number: 414

» Algebraic Expressions and Identities

MCQ▾

Question

The difference of the degrees of the polynomials 3xy8z+2x7yzz5 and 2x3y3+1 is________

Choices

Choice (4) Response

a.

10

b.

4

c.

5

d.

7

Question number: 415

» Algebraic Expressions and Identities

MCQ▾

Question

If 3x+6y=1 , then x+2y is equal to________.

Choices

Choice (4) Response

a.

34

b.

13

c.

45

d.

23

Question number: 416

» Algebraic Expressions and Identities

MCQ▾

Question

What must be subtracted from 2x5+5x3+2x1 to get x2+1 ?

Choices

Choice (4) Response

a.

2x55x3x2+2x2

b.

2x5+5x3x2+2x1

c.

2x5+5x3x2+2x2

d.

2x5+5x3+x2+2x+2

f Page
Sign In