Polynomials (IMO- Mathematics Olympiad Class 9): Questions 14 - 20 of 104

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Question number: 14

» Polynomials

MCQ▾

Question

Add 2x2+6x+5 and 3x22x1

Choices

Choice (4) Response

a.

3x2+5x+6

b.

2x2+5x+4

c.

5x2+6x+4

d.

5x2+4x+4

Question number: 15

» Polynomials

MCQ▾

Question

Value of K if p9+Kp5=p214p49p5

Choices

Choice (4) Response

a.

-94

b.

-92

c.

-95

d.

-93

Question number: 16

» Polynomials

MCQ▾

Question

Factors of x33x2+3x+7 =

Choices

Choice (4) Response

a.

(x+1)(x2+4x+7)

b.

(x+1)(x24x+7)

c.

(x1)(x24x+7)

d.

(x1)(x2+4x+7)

Question number: 17

» Polynomials

MCQ▾

Question

If a+b+c=0 , then a2bc+b2ca+c2ab =

Choices

Choice (4) Response

a.

1

b.

2

c.

4

d.

3

Question number: 18

» Polynomials

MCQ▾

Question

If a3+pa2+qa+3 has (x+3) as a factor and leaves a remainder 91 when divided by (x4) , find the values of ‘p’ and ‘q’.

Choices

Choice (4) Response

a.

p=2,q=2

b.

p=2,q=2

c.

p=2,q=2

d.

p=2,q=2

Question number: 19

» Polynomials

MCQ▾

Question

2+t+2t2t3

Choices

Choice (4) Response

a.

(1+t2)(2+t)

b.

(1t2)(2+t)

c.

(1t2)(2t)

d.

(1+t2)(2t)

Question number: 20

» Polynomials

MCQ▾

Question

Factorize (34y7y2)2(4y+1)2

Choices

Choice (4) Response

a.

(47y2)(28y7y2)

b.

(7y24)(7y28y2)

c.

(7y24)(2+8y7y2)

d.

(47y2)(7y2+8y2)

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