NSTSE Class 10: Questions 95 - 100 of 183

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Question number: 95

» Mathematics » Polynomials

MCQ▾

Question

For the polynomials p (x) and p (x),

Choices

Choice (4) Response

a.

Cannot be determined

b.

LCM and HCF are not equal

c.

LCM and HCF are equal

d.

None of the above

Question number: 96

» Mathematics » Polynomials

MCQ▾

Question

The HCF and LCM of the polynomials P(x) and Q(x) are 2x+3 and (2x+3)(x+5)(x4)(x2)(x+1). If P(x)=(2x+3)(x2x2) , then Q(x)=

Choices

Choice (4) Response

a.

(2x+3)(x25x14)

b.

(2x+3)(x2+x20)

c.

(2x+3)(x+5)(x+2)

d.

(2x+3)(x2+6x20)

Question number: 97

» Mathematics » Polynomials

MCQ▾

Question

The HCF of 15(x4x3x2) and 20(x2x1) is

Choices

Choice (4) Response

a.

5(x2+x+1)

b.

5(x2x1)

c.

5(x2+x+1)

d.

15(x21)

Question number: 98

» Mathematics » Polynomials

MCQ▾

Question

If (x+1)(x+3) is the HCF of (x2+3x+2)(x2+2x+a) and (x2+7x+12)(x2+7x+b), then the value of 5a+5b=

Choices

Choice (4) Response

a.

36

b.

0

c.

15

d.

18

Question number: 99

» Mathematics » Polynomials

MCQ▾

Question

Express x413x2+36x3x26x in lowest terms.

Choices

Choice (4) Response

a.

(x3)(x+2)x

b.

(x+3)(x+2)x

c.

(x3)(x2)x

d.

(x3)(x2)x

Question number: 100

» Mathematics » Polynomials

MCQ▾

Question

The LCM of x2y(x2y2) and 35xy2(xy) is

Choices

Choice (4) Response

a.

x2y2(xy)

b.

xy(x2y2)

c.

x2y2(x2y2)

d.

All of the above

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