Complex Numbers and Quadratic Equations-Formation of Quadratic Equations With Given Roots (KVPY Stream-SA (Class 11) Math): Questions 6 - 7 of 7

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 251 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 200.00 or

Question number: 6

» Complex Numbers and Quadratic Equations » Formation of Quadratic Equations With Given Roots

MCQ▾

Question

The equation whose one roots is 2(21) , is

Choices

Choice (4) Response

a.

x2+4x2=0

b.

x24x+2=0

c.

x2+4x+2=0

d.

x24x2=0

Question number: 7

» Complex Numbers and Quadratic Equations » Formation of Quadratic Equations With Given Roots

MCQ▾

Question

Let A(x)=x27x+p and B(x)=x25x+q , where p and q are positive integers. Suppose hcf(A(x),B(x))=x2 and k(x)=lcm(A(x),B(x)) . If the coefficient of the highest degree term of k (x) is 1, the sum of the roots of (x2)+k(x) is –

Choices

Choice (4) Response

a.

22

b.

9

c.

10

d.

27

Sign In