Polynomials (IMO- Mathematics Olympiad Class 9): Questions 62 - 68 of 104

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Question number: 62

» Polynomials

MCQ▾

Question

If x+1x=15 , then x2+1x2 is equal to _

Choices

Choice (4) Response

a.

225+1225

b.

210

c.

223

d.

225

Question number: 63

» Polynomials

MCQ▾

Question

The sum of y-coordinates of the intersection of x2+2y2=33 and x2+y2=2x+19 , is ________.

Choices

Choice (4) Response

a.

5

b.

-1

c.

1

d.

0

Question number: 64

» Polynomials

MCQ▾

Question

13(96m)+14(12m8) =

Choices

Choice (4) Response

a.

2m1

b.

m1

c.

2m+1

d.

m+1

Question number: 65

» Polynomials

MCQ▾

Question

The product of all the solutions of x2+7x+10=0 is ________.

Choices

Choice (4) Response

a.

5,or2

b.

3,or5

c.

3,or5

d.

5,or2

Question number: 66

» Polynomials

MCQ▾

Question

y32y2y+2 =

Choices

Choice (4) Response

a.

(y2)(y+1)2

b.

(y+2)(y1)(y+1)

c.

(y2)(y1)(y+1)

d.

(y+1)(y1)2

Question number: 67

» Polynomials

MCQ▾

Question

Factors of x323x2+142x120

Choices

Choice (4) Response

a.

(x+1)(x10)(x12)

b.

(x+1)(x+10)(x12)

c.

(x1)(x10)(x12)

d.

(x+1)(x10)(x+12)

Question number: 68

» Polynomials

MCQ▾

Question

Factors of 136x317y3

Choices

Choice (4) Response

a.

17(2x+6y)(4x2+2xy+y2)

b.

17(2x3y)(4x22xy+y2)

c.

17(2x2y)(4x22xyy2)

d.

17(2xy)(4x2+2xy+y2)

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