IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 251 - 258 of 968

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Question number: 251

» Quadratic Equations

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MCQ▾

Question

In the equation , the sum of the roots is 6 and the product of the roots is 5. Then h and k respectively, have the values ________

Choices

Choice (4) Response

a.

-42 and 7

b.

-31 and 8

c.

62 and 12

d.

18 and 4

Question number: 252

» Quadratic Equations

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MCQ▾

Question

Find the value of ‘m’ if sum of roots of is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 253

» Quadratic Equations

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MCQ▾

Question

Find the value of ‘m’ if product of roots of is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 254

» Quadratic Equations

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MCQ▾

Question

If has roots which are numerically equal but of opposite signs, then the value of ‘m’ must be ________

Choices

Choice (4) Response

a.

0

b.

c.

d.

1

Question number: 255

» Quadratic Equations

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MCQ▾

Question

If one roots of is twice the other root, then the value of ‘a’ is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 256

» Quadratic Equations

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MCQ▾

Question

The expression is divisible by . Then m is a divisor of ________

Choices

Choice (4) Response

a.

-10

b.

10

c.

-12

d.

12

Question number: 257

» Quadratic Equations

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MCQ▾

Question

If the equation has equal roots, and then the both roots are equal to ________

Choices

Choice (4) Response

a.

b.

±5

c.

d.

Question number: 258

» Quadratic Equations

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MCQ▾

Question

If one roots of is twice the other root, then the value of ‘a’ is ________

Choices

Choice (4) Response

a.

b.

c.

d.