IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 310 - 316 of 968

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Question number: 310

» Quadratic Equations

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MCQ▾

Question

One of the two students, while solving a quadratic equation in x, copied the constant term incorrectly and got the roots -5 and 6. The other copied the constant term and coefficient of correctly as and respectively. The correct roots are

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 311

» Quadratic Equations

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MCQ▾

Question

If has equal roots, and then c is equal to________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 312

» Quadratic Equations

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MCQ▾

Question

The roots of the equation can be found by solving ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 313

» Quadratic Equations

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MCQ▾

Question

The equation has ________

Choices

Choice (4) Response

a.

No root

b.

Two real roots

c.

Infinitely many roots

d.

One integral root

Question number: 314

» Quadratic Equations

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MCQ▾

Question

If , then the value of x in terms of a and b is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 315

» Quadratic Equations

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MCQ▾

Question

Two numbers whose sum is 20 and absolute value of whose difference are 6 are the roots of the equation ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 316

» Quadratic Equations

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MCQ▾

Question

If , then the value of x in terms of a and b is ________

Choices

Choice (4) Response

a.

b.

c.

d.