Polynomials (IMO- Mathematics Olympiad Class 9): Questions 76 - 82 of 104

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Question number: 76

» Polynomials

MCQ▾

Question

11x313x244x52

Choices

Choice (4) Response

a.

(11x13)(x2)(x+2)

b.

(13x+11)(x2)(x+2)

c.

(11x+13)(x2)(x+2)

d.

(13x11)(x2)(x+2)

Question number: 77

» Polynomials

MCQ▾

Question

Given that x=1 is a solution of x3x237x35=0 . The other solutions are ________.

Choices

Choice (4) Response

a.

7,5

b.

5,7

c.

7, 5

d.

7,5

Question number: 78

» Polynomials

MCQ▾

Question

Factors of x3+x2+x+1 =

Choices

Choice (4) Response

a.

(x+1)(x2+1)

b.

(x1)(x2+1)

c.

(x1)(x21)

d.

(x+1)(x21)

Question number: 79

» Polynomials

MCQ▾

Question

The value of (a+b)3(ab)3+b(6a2b2) =________

Choices

Choice (4) Response

a.

3b3

b.

b3

c.

b3

d.

ab3

Question number: 80

» Polynomials

MCQ▾

Question

x13+y13+z13=0 , then

Choices

Choice (4) Response

a.

x3+y3+z3=27xyz

b.

(x+y+z)3=27xyz

c.

x+y+z=27xyz

d.

x3+y3+z3=0

Question number: 81

» Polynomials

MCQ▾

Question

Value of R if a219a25a7=a12+Ra7 is________.

Choices

Choice (4) Response

a.

-64

b.

-84

c.

-88

d.

-190

Question number: 82

» Polynomials

MCQ▾

Question

Add 2x2+6y+3xy , 3x25xyx and 6xy+5

Choices

Choice (4) Response

a.

5x2+6y+4xyx+9

b.

6x2+6y+5xyx+5

c.

5x2+4y+4xy3x+5

d.

5x2+6y+4xyx+5

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