Quadratic Equations (IMO- Mathematics Olympiad Class 10): Questions 63 - 67 of 80

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Question number: 63

MCQ▾

Question

The roots of the equation can be found by solving ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 64

MCQ▾

Question

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

Choices

Choice (4) Response

a.

106

b.

-120

c.

-162

d.

135

Question number: 65

MCQ▾

Question

One of the two students, while solving a quadratic equation in x, copied the constant term incorrectly and got the roots 3 and 2. The other copied the constant term and coefficient of correctly as and respectively. The correct roots are

Choices

Choice (4) Response

a.

b.

c.

-3, 2

d.

Question number: 66

MCQ▾

Question

Sum of two numbers x and y is 8 and the absolute value of their difference is 10 the equation with these numbers as roots is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 67

MCQ▾

Question

If the roots of equation are in the ratio , then

Choices

Choice (4) Response

a.

b.

c.

d.

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